Across
- 3. small, flat, hard pieces on the skin of fish and reptiles
- 5. an animal that lives on land and in water
- 7. organs that help animals breathe air
- 8. an animal with dry skin and scales
- 10. the hard, pointed mouth part of a bird
Down
- 1. body parts that help fish breathe underwater
- 2. the larval stage of a frog, with a tail and gills
- 4. body parts that help fish swim
- 6. a place where birds lay their eggs and take care of their young
- 9. an animal with six legs and a body divided into three parts
