Across
- 3. Birds have _____________ bones which makr their bodies light.
- 4. Some flowers change into _________________
- 6. The frame work of different types of bones
- 8. Animals that mostly eat fruits are called ______
- 9. The brain has messengers known as _______
Down
- 1. plants make their food through this process.
- 2. Any food chain always starts with _____
- 3. The natural environment of a living thing.
- 5. All the muscles together for the __________ system.
- 7. A bird's home is known as _____________