By: Carissa Levine

And Sara Taylor

Earthworm

Frog

Crayfish

Prostomium

Gen

ital O

peni

ngs

Clitellu

m

Anus

Setae

ClawCompound Eye

Anten

nae

Walk

ing L

egs

Cephalothorax

Abdomen

This crayfish is 20 Cm long.

Tym

pani

c M

embr

ane

Complex Eye

Fron

t Leg

s

Hind Legs

Esophagus

Crop

Gizzard

Intestine

Anus

Digestive GlandIntestine (in tail )Anus

MouthStomach

Esophagus

Cloaca

Gall Bladder

Esophagus

Stomach

Liver

Small Intestine

Mouth

Large Intestine (before cloaca)

Esophagus

Crop

GizzardIntestine

Cloaca

Gall Bladder

Esophagus

Stomach

Liver

Small Intestine

Mouth

Anus

Digestive Gland

Intestine (in tail )

Anus

MouthStomach

Esophagus

Large Intestine (before cloaca)

Bucal Cavity

Nerve Cord

Brain

Moist Skin

By: Carissa Levine

And Sara Taylor

• http://www.mcwdn.org/Animals/Earthworms.html• http://en.wikipedia.org/wiki/Earthworm• http://faculty.washington.edu/chudler/invert.html• http://members.tripod.com/~powerman486/info5.html• http://www.angelfire.com/de2/atoy/cir.htm•http://www.geocities.com/CapeCanaveral/Hangar/7649/Eworms/eworm.htm• Holt Science Text Book• Earth Science Text Book