1. Macaque

2. Macaw

3. Mackerel

4. Madagascar Hissing Cockroach

5. Magpie

6. Malamute

7. Mallard Duck

8. Mamba

9. Manatee

10. Mandrill

11. Maned Wolf

12. Manta Ray

13. Markhor

14. Margay

15. Marmot

16. Marsupial Kangaroo

17. Masked Owl

18. Mastiff

19. Mayfly

20. Meerkat

21. Megabat

22. Megalodon

23. Merlin

24. Mangrove Crab

25. Mink

26. Marsh Tit

27. Mole

28. Monarch Butterfly

29. Mongolian Gerbil

30. Monitor Lizard

31. Monte Iberia Eleuth

32. Moorhen

33. Moose

34. Moray Eel

35. Mongoose

36. Maranon Poison Frog

37. Mountain Goat

38. Mountain Gorilla

39. Mountain Lion

40. Mouse

41. Mudskipper

42. Mule

43. Muntjac

44. Mussel

45. Muskrat

46. Mynah

47. Mexican Redknee Tarantula

48. Malabar Giant Squirrel

49. Mount Graham Red Squirrel

50. Monarch Caterpillar

51. Magellanic Penguin

52. Malay Civet

53. Meadow Vole

54. Moorish Idol

55. Mangrove Snake

56. Milkweed Bug

57. Madagascar Pochard

58. Madagascar Ground Boa

59. Madagascar Heron

60. Malabar Tree Nymph

61. Mallee Fowl

62. Mandarinfish

63. Mexican Rice Rat

64. Mohave Rattlesnake

65. Marsh Frog

66. Marine Iguana

67. Midas Cichlid

68. Mountain Hare

69. Muskox

70. Marine Flatworm

71. Madagascar Crested Ibis

72. Magnificent Frigatebird

73. Montane Forest Robin

74. Mediterranean Monk Seal

75. Mossy Frog

76. Mountain Zebra

77. Mourning Dove

78. Mockingbird

79. Mole Cricket

80. Merle Rat