CH 5 - Animal Classification

4. the stages of ___ metamorphosis include egg, nymph, adult
6. a sea star found at the beach with radial symmetry and tube feet is an ___
7. has feathers
8. has scaly skin
9. eats plants only
11. eats other animals
12. has three body segments and three pairs of legs
14. animals with a backbone
16. bats and dolphins use ___ to find food
17. has hair
20. amphibians, fish, and reptiles are ___ animals
21. animals such as earthworms are classified as ___ because they have segments and move by using setae
22. even though they look different, both an octopus and oyster are ___ due to their soft body and mantle
23. shrimp and spiders are both considered ___ because they have jointed legs, segmented body, and exoskeleton

1. an arthropod with five pairs of legs and a claw
2. eats mainly insects
3. has smooth skin
4. the characteristic that most of the animal phyla have in common is they are both ___
5. animals that eat organisms that float through the water
10. eats both plants and animals
12. animals without a backbone
13. tiny stinging organelles found on some animals
15. birds and mammals are ___ animals
18. a ___ gets its food from water that flows through its body
19. an arthropod with two body segments and eight legs