Animals

3. the feet of many birds and amphibians used to help them when swimming.
5. kangaroos and koalas use this to carry their young
6. fish and reptiles have these for protection.
8. all mammals with legs do this to escape predators.
9. the hard nails at the end of a mammal or reptiles toes.
11. not alive.
12. a large, triangle shape on the back on many fish and sea mammals such as whales and dolphins.
13. broad flat limbs, used for swimming by various sea animals
16. seagulls will do this to go into the water to catch fish
17. a hard shell opening on the mouth of birds and some sea creatures.
19. bees and wasps will do this to defend themselves.
21. the outer layer of hair on mammals

1. A lion will do this to take down its prey
2. hedgehogs and armadillos will do this to protect themselves.
3. long hair growing from the face of many mammals like cats and dogs.
4. A bird will do this if it is in danger.
7. the feet of many mammals
10. many insects use these to feel their environment.
14. fish, birds and reptiles do this.
15. hard, sharp spikes on the backs of some mammals and fish.
18. many animals do this to hide underground.
20. a fleshy organ inside the mouth of many animals used to help when eating food.