Across
- 3. to move through the air without flapping or without effort.
- 4. the length of an animals' wings.
- 5. the process of changing something to suit a new or different situation.
- 6. a distinctive characteristic.
- 8. the act of flying.
- 10. the beginning of a period of time.
- 11. to hold somebody or something in position to keep it from falling.
- 14. to let a person or a thing do something.
- 15. restricted in size, amount, or extent.
- 16. having the energy to do something.
Down
- 1. how heavy something is.
- 2. to be able to do something.
- 7. to develop or change over many generations.
- 9. having a hole or empty space inside.
- 11. having the ability and experience to do something well.
- 12. to rise quickly and smoothly into the air.
- 13. to move wings up and down.