Animal Kingdom

3. mammals

5. They give birth

7. to feed offsprings with milk

9. to breathe with lungs

11. fur

13. amphibians

15. webbed feet

17. moist, smooth skin

19. reptiles

21. scales

24. cold-blooded

25. lay eggs

27. birds

29. feather

31. wings

33. warm-blooded

35. fish

37. scales

39. fins

41. gills

43. lay eggs