classification
TRANSCRIPT
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Animals are separated into groups or categories so that they are more easily studied and discussed by scientists and others.
Classification?Classification?
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Mammals Fish Birds Reptiles Amphibians
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MammalsMammals
Characteristics: Have teeth Have hair Are warm blooded Have a single jaw bone Have inner ear bones Produce milk for their young
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MammalsMammals
Mammals have larger brains and seem to be the most capable learners.
All mammalian mothers nourish their babies with milk.
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FishFishCharacteristics: Are cold-blooded vertebrate
(backbone) Live in water Usually have paired fins, gills, and
scales
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FishFishMost fish lay large numbers of
eggs, but some have live birth.
Most fish breathe by drawing water over four or five pairs of gills.
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AmphibiansAmphibiansCharacteristics: Are cold-blooded vertebrate
(backbone) Lay their eggs in water Lack any skin coverings such as
fur, scales or feathers
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AmphibiansAmphibians Young amphibians tend to resemble sm
all fish. Amphibian means "two lives," a referenc
e to the change that frogs go through as they move from egg to tadpole to frog.
Even as adults, most frogs and other amphibians must stay close to water.
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BirdsBirds
Characteristics: Have feathers Lay eggs Have bodies specially adapted for
flight Have a beak rather than teeth
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BirdsBirdsTheir nearly hollow bones
provide lightweight strength. Birds now live almost
everywhere on Earth.
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Characteristics: Have scales Lay leathery eggs on land Are often called cold-blooded
because they can't regulate their own body temperature
ReptilesReptiles
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Reptiles do not use energy to fuel internal "furnaces"
Although reptiles breathe through lungs, some reptiles can also absorb oxygen in water through their mouth.
ReptilesReptiles
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ResourcesResourcesQuia Classification Quiz Charts: Animal classification,
Fish, Bird, Amphibian, Animals,
The Animal Kingdom
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ResourcesResourceshttp://www.nmnh.si.edu/BIRDNET/
http://falcon.jmu.edu/~ramseyil/vertebrates.htm
http://www.edhelper.com/AnimalReadingComprehension_1_1.html
http://www.edhelper.com/animals.htm
http://animaldiversity.ummz.umich.edu/site/index.html
http://anthro.palomar.edu/animal/links.htm
http://www.dowslane.org/reptile.html
http://www.seaworld.org/animal-info/animal-bytes/index.htm
http://www.hhmi.org/coolscience/critters/critters.html
http://www.quia.com/servlets/quia.activities.common.ActivityPlayer?AP_rand=785616651&AP_activityType=14&AP_urlId=1130&AP_continuePlay=true&id=1130
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