![Page 1: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/1.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage A
![Page 2: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/2.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage B
![Page 3: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/3.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage C
![Page 4: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/4.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage D
![Page 5: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/5.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage E
![Page 6: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/6.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage F
![Page 7: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/7.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage G
![Page 8: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/8.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage H
![Page 9: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/9.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage I
![Page 10: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/10.jpg)
Japanese pipistrelle (mammal—bat) Pipistrellus abramus
Source: Tokita, M. 2006. Normal embryonic development of the Japanese pipistrelle, Pipistrellus abramus. Zoology 109: 137–147.
Stage J
![Page 11: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/11.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage A
![Page 12: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/12.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage B
![Page 13: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/13.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage C
![Page 14: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/14.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage D
![Page 15: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/15.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage E
![Page 16: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/16.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage F
![Page 17: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/17.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage G
![Page 18: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/18.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage H
![Page 19: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/19.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage I
![Page 20: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/20.jpg)
Fieldfare (bird) Turdus pilaris
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage J
![Page 21: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/21.jpg)
Quail (bird) Coturnix japonica
Source: Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage A
![Page 22: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/22.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage B
![Page 23: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/23.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage C
![Page 24: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/24.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage D
![Page 25: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/25.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage E
![Page 26: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/26.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage F
![Page 27: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/27.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage G
![Page 28: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/28.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage H
![Page 29: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/29.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage I
![Page 30: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/30.jpg)
Quail (bird) Coturnix japonica
Source : Blom, J., and C. Lilja. 2005. A comparative study of embryonic development of some bird species with different
patterns of postnatal growth. Zoology 108: 81–95.
Stage J
![Page 31: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/31.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage A
![Page 32: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/32.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage B
![Page 33: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/33.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage C
![Page 34: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/34.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage D
![Page 35: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/35.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage E
![Page 36: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/36.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage F
![Page 37: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/37.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage G
![Page 38: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/38.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage H
![Page 39: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/39.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage I
![Page 40: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/40.jpg)
African house snake (reptile) Boaedon fuliginosus
Source: Bobak, S., E. Dichter, and H. Mistry. 2012. A developmental staging series for the African house snake,
Boaedon (Lamprophis) fuliginosus. Zoology 115: 38–46.
Stage J
![Page 41: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/41.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage A
![Page 42: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/42.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage B
![Page 43: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/43.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage C
![Page 44: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/44.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage D
![Page 45: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/45.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage E
![Page 46: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/46.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage F
![Page 47: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/47.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage G
![Page 48: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/48.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage H
![Page 49: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/49.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage I
![Page 50: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/50.jpg)
House mouse (mammal) Mus musculus
Source: EMAP eMouse Atlas Project. http://www.emouseatlas.org.
Stage J
![Page 51: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/51.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage A
![Page 52: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/52.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage B
![Page 53: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/53.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage C
![Page 54: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/54.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage D
![Page 55: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/55.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage E
![Page 56: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/56.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage F
![Page 57: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/57.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage G
![Page 58: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/58.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage H
![Page 59: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/59.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage I
![Page 60: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/60.jpg)
Pond slider (reptile—turtle) Trachemys scripta
Source: Greenbaum, E. 2002. A standardized series of embryonic stages for the emydid turtle Trachemys scripta.
Canadian Journal of Zoology 80: 1350–1370.
Stage J
![Page 61: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/61.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage A
![Page 62: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/62.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage B
![Page 63: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/63.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage C
![Page 64: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/64.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage D
![Page 65: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/65.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage E
![Page 66: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/66.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage F
![Page 67: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/67.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage G
1 mm
![Page 68: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/68.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage H
1 mm
![Page 69: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/69.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage I
1 mm
![Page 70: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/70.jpg)
Zebrafish (fish) Danio rerio
Source: Kimmel, C., W. Ballard, S. Kimmel, B. Ullmann, and T. Schilling. 1995. Stages of embryonic development of the
zebrafish. Developmental Dynamics 203: 253–310.
Stage J
1 mm
![Page 71: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/71.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage A
![Page 72: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/72.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage B
![Page 73: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/73.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage C
![Page 74: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/74.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage D
![Page 75: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/75.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage E
![Page 76: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/76.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage F
![Page 77: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/77.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage G
![Page 78: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/78.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage H
![Page 79: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/79.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage I
![Page 80: Stage A - National Science Teachers Associationstatic.nsta.org/extras/adi-lifescience/Lab20EmbryoStages.pdfStage A Japanese pipistrelle (mammal—bat) Pipistrellus abramus Source:](https://reader033.vdocuments.net/reader033/viewer/2022041514/5e2a6be2c5819223a74aa2cc/html5/thumbnails/80.jpg)
African clawed frog (amphibian—frog) Xenopus laevis
Source: Xenbase. http://www.xenbase.org.
Stage J