| Term | Definition |
|---|
| invertebrates | animals without backbones |
| sponges | do not have organs or |
| flagellum | a sponge uses to get food |
| tentacles | stinging cells of coelentrates |
| worms | skin is kept moist |
| roundworms | have a long, thin body |
| parasite | a worm that lives on another animal to get food |
| segmented worm | most complex of worms |
| flatworm | has one body opening |
| mantle | soft body covering of a mollusk |
| 3 classes of mollusks | gastropods, bivalves, cephalopods |
| echinoderms | have spiny skin |
| echinoderm | starfish |
| mollusk | clam |
| mollusk | octopus |
| coelentrate | jellyfish |
| coelentrate | hydra |
| sponge | pink vase |
| segmented worm | leech |
| arthropods | have jointed legs |
| crustacean | crab |
| arachnid | spider |
| crustacean | lobster |
| arachnid | tick |
| echinoderm | spiny skin |
| octopus | 8 arms |
Combine with other sets
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