1. Birds

2. How are Birds adapted for survival?

6. Characteristics:

7. Endothermic vertebrate (warm blooded)

8. Characteristics: Endothermic vertebrate (warm blooded) Four chambered heart

9. Characteristics: Endothermic vertebrate (warm blooded) Four chambered heart Lays eggs

10. Characteristics: Bones are nearly hollow

11. Characteristics: Bones are nearly hollow If it has feathers it is a bird.

12. Characteristics: Bones are nearly hollow If it has feathers it is a bird. Contour feathers:

13. Characteristics: Bones are nearly hollow If it has feathers it is a bird. Contour feathers: large feather that gives birds their shape.

14. Characteristics: Bones are nearly hollow If it has feathers it is a bird. Contour feathers: large feather that gives birds their shape. Down feathers:

15. Characteristics: Bones are nearly hollow If it has feathers it is a bird. Contour feathers: large feather that gives birds their shape. Down feathers: used to keep birds warm.

16. Characteristics: No teeth

17. Characteristics: No teeth Internal digestion of food in organs :

18. Characteristics: No teeth Internal digestion of food in organs :  Crop

19. Characteristics: No teeth Internal digestion of food in organs :  Crop  Gizzard

20. Characteristics: No teeth Internal digestion of food in organs :  Crop  Gizzard  Stomach

21. Adaptations