The document discusses three key adaptations - amniotic eggs, internal fertilization, and water-tight skin - that allowed reptiles, birds, and mammals to thrive on land. It then describes the diversity of living reptiles, birds, and mammals, including their physical traits and behaviors that enabled each group to occupy different ecological niches on land and aerial habitats. The document traces the evolutionary history and relationships between these groups, noting that birds and crocodilians are more closely related to dinosaurs, while mammals evolved from reptile ancestors called therapsids.

1. Reptiles, Birds and Mammals Our scaly, feathered and hairy friends!

10. Turtles and Tortoises

12. Snakes

13. Lizards

15. Crocodilians Alligator Crocodile

16. Crocodilians Gavial Caiman

18. Tuatara-living fossil

24. Archaeopteryx

25. The hoatzin-resembles early birds

30. Perching Birds

31. Swimming Birds

32. Raptors

33. Awww preeeety birdie

36. Therapsids-ancestors to mammals

37. Early mammals

40. Mammals Placentals Monotremes Marsupials Embryo develops In a uterus Lay eggs Have a pouch Placenta provides Nutrients to embryo Only live in Australia and Neighboring islands Young born before Fully developed Contains amnion like bird and reptile eggs Mixture of reptilian And mammalian characteristics Most live in Australia and Neighboring Islands, except opossum 4,200 species Platypus and echidna Kangaroos Koalas Opossums Etc..

41. Monotremes

42. Marsupials

43. Marsupial babies

44. Placental Mammals

48. Prosimians or early primates

49. Tarsiers are cute!!!!

50. Peek-A-Boo!

51. Aye-Aye

52. Bushbabies

53. Primates Asian and African Monkeys

54. Primates

55. Ape Family Gibbons

56. Apes

57. Bonobos-Our closest relatives

58. Human or not?

59. Bonobos are endangered!

67. Reptiles Turtles and Tortoises Lizards and snakes Crocodilians Tuataras Hard shell Made of scutes Can be legless or Have limbs Alligators Crocs caimans Rare endangered Longest lived reptiles Snakes evolved From lizards Related to dinosaurs Different physical Characteristics Than lizards

68. Birds Perching grasping raptors swimming Cardinals songbirds woodpeckers Eagles hawks Duck geese