Across
- 2. scientists who study living creatures
- 4. breaking through an egg in order to be born.
- 8. action performed to get attention
- 10. people who study nature, or who work to preserve nature
Down
- 1. a group of birds
- 3. first ever
- 5. high in the air
- 6. easily move through the air
- 7. airplane with a single seat that weights 115 kilograms.
- 9. gentle wind