Across
- 2. hard pointed part of a bird's mouth
- 3. a loud sound made by forcing air through the nose
- 4. an unpleasant sound birds make
- 5. the sound mice make
- 8. an animal, such as a frog, that lives both on land and in water
- 11. the organ through which fish breathe
Down
- 1. an animal which has a spine
- 5. flat pieces that cover the skin of fish or snake
- 6. a pleasant sound birds make
- 7. to bite or chew something, usually making a hole in it
- 9. the hard part of the bottom of horses' feet
- 10. the sound donkeys make