Animals

1. an animal such as a frog that can live both on land and in water
4. one of the parts of a bird’s or insect’s body that it uses for flying
6. a long, pointed tooth (e.g. of an elephant)
10. an animal that eats plants
11. the thick soft hair that covers the bodies of some animals, such as cats, dogs, and rabbits
12. large Polish birds which migrate to Africa in the autumn
15. an animal that hunts other animals and eats them
17. a type of animal that drinks milk from its mother’s body when it is young. Humans, dogs, and whales belong to this category.

2. spiky animals which hibernate through winter
3. plural form of "mouse"
5. an animal that is hunted and eaten by another animal
6. the part that sticks out at the back of an animal’s body, and that it can move
7. the long nose and mouth of some animals, e.g. pigs, dogs and crocodiles
8. a place made or chosen by a bird to lay its eggs in and to live in
9. birds which lay eggs in other birds' nests
13. a type of animal, such as a snake or lizard, whose body temperature changes according to the temperature around it, and that usually lays eggs to have babies
14. the hard pointed mouth of a bird
16. an animal’s foot that has nails or claws