2) 1. parrot; 2. crocodile; 3. whale; 4. butterfly; 5. seal; 6. spider;

3) fly: butterfly, falcon, owl

swim: crocodile, human, shark, seal, whale, bear

2 legs: falcon, human, owl, parrot

4 legs: elephant, crocodile, bear

4) 1. A crocodile doesn't fly. It has 4 legs.

2. A shark doesn't fly. It swims.

3. A bear doesn't fly. It has 4 legs.

4. A seal doesn't fly. It has no legs.

5. A falcon doesn't swim. It has 2 legs.

6. An owl doesn't swim. It flies.