Biology

2. The body part that birds use for grasping, often adapted for their diet
4. A bird characterized by its large size and strong talons
6. The process by which birds replace their feathers
8. The covering of feathers on a bird's body
10. A type of songbird known for its complex melodies
12. The upper surface of a bird’s wing
15. A type of bird found in the tropics, known for its bright feathers and large beak
16. The study of birds
17. A long-legged bird often found near water, known for its graceful movements
18. It is the main diet of most birds
20. A migratory bird known for its distinctive "quack"
21. The general term for a group of birds
22. A small bird known for its ability to mimic sounds
23. A branch of science that deals with living organisms and their vital processes

1. It is what feathers are made of
3. The act of birds traveling long distances between breeding and wintering grounds
4. A small, often colorful bird, known for its ability to hover
5. The part that is covered in feathers that helps birds to fly
7. Known as the largest and heaviest living bird
8. A bird known for its elaborate courtship displays and vibrant colors
9. A type of bird known for its bright red chest and song
11. A common bird of prey that feeds on small mammals and insects
13. Birds of prey, such as eagles and hawks
14. A common term for a young bird
19. A bird that catches insects in mid-air