Birds
Across
- 2. The fastest bird on land is the ____
- 3. Birds lay ____
- 5. Birds have these for warmth and flight
- 7. The fastest bird through the air is a type of ____
- 8. Birds use these to fly
- 10. Unlike reptiles which are ectotherms, birds are...
Down
- 1. These are a distant relative of birds
- 4. Bird wings provide the force of ____
- 6. Birds of prey such as eagles are known to have sharp _____
- 9. Ostriches can grow to a maximum height of ____ feet tall