This document provides an overview of the orders within the class Mammalia, including Insectivores, Artiodactyls, Rodents, Cetaceans, Lagomorphs, Carnivores, Primates, Xenarthrans, Perissodactyls, Proboscideans, Sirenians, and Chiropterans. It describes key characteristics of each order and provides examples of families and species within each order. Multiple references are cited at the end from sources published between 2000-2011.

1. Orders Within Class Mammalia -------------------------------------- (Piers, 2011) (Birdie, 2010) (Herman, 2011) -------------------------------------- By: Micah Ritzhaupt

3. Have long, narrow snouts and sharp claws that help the animal dig

4. Excellent sense of smell and touch

5. Poor sense of sight and hearing

6. Includes: Shrews, hedgehogs, moles, gymnures, and tenrecs(Angelfire) -------------------------------------- (Levine, J. & Miller, K. ) (myunitybaptist, N.D.) (The bristolral company, N.D.) (quesper, N.D.) (Belardo 2003) (HamourHallow, N.D.)

8. Mostly large grazing animals

9. Many have horns or antlers

10. Includes: Cattle, sheep, goats, pigs, ibex, giraffes, hippopotami, camels, antelope, deer, gazelle(Levine, J. & Miller, K. ) (Angelfire) --------------------------------------- (Animalsgallery, 2010) (Barry, 2000) (Carey, 2007) (Ivana, 2009) (Michigandeercrash, N.D.)

12. They’re used for gnawing wood and other plant material

13. Largest order (40%)

14. Very diverse

15. Includes: mice, rats, voles, squirrels, gophers, porcupines, chipmunks, gerbils, prairie dogs, and chinchillas(Angelfire) -------------------------------------- (Colin’s Journal, 2004) (Hicker, 2011) (Littlehistories, 2004) (Nps, 2011) (Trendliest, 2011) (Truewildlife, 2011)

17. Size differs from 6 ft – 100 ft in length

18. Most live and breed in the ocean

19. Includes: humpback whales. Narwhals, sperm whales, beluga whales, river dolphin-------------------------------------- (Scarptv, 2010) (Gray, 2009) (Oceanwideimage, 2011) (Robotsystematic 2011) (Portwallpaper, 2011)

21. Two pairs of incisors in upper jaw

22. Hind legs for leaping

23. Includes: Snowshoe hare, and rabbits-------------------------------------- (Wikipedia, N.D.) (Popularpets, 2006) (Livingblossoms, 2008) (Doug, 2008)

25. Some eat plants as well

26. All have furry or hairy coats

27. Most are nocturnal

28. Includes: dogs, foxes, bears, raccoons, walruses, hyenas, tigers, lions, leopards, cheetahs (Angelfire) -------------------------------------- (National geographic, 2011) (National geographic, 2011) (National geographic, 2011) (National geographic, 2011) (National geographic, 2011)

30. Most are very intelligent

31. Social structure and behavior

32. Includes: Lemurs, tarsiers,baboon, gibbons, macaques, humans(Levine, J. & Miller, K. ) (Angelfire) -------------------------------------- (National geographic, 2011) (National geographic, 2011) (Worldstar, 2011) (National geographic, 2011) (National geographic, 2011)

34. Commonly referred to as edentates

35. One of the most ancient groups of mammals

36. Many species of Xenarthrans are unknown

37. Includes Sloths, anteaters, and armadillos.(Hsu, k. & Kang, M. ) (Anteater, sloth, and armadillo.) -------------------------------------- (Xenarthrans, 2011) (Xenarthrans, 2011) (Xenarthrans, 2011)

39. Herbivores

40. All are either endangered or extinct

41. Includes:Horses, Tapirs, Rhinoceroses, and zebras(Levine, J. & Miller, K. ) (Angelfire) --------------------------------------- (Animalsgallery, 2010) (Barry, 2000) (National geographic, 2011) (August, 2004) (National geographic, 2011) (Carey, 2007) (Ivana, 2009) (Michigandeercrash, N.D.) (National geographic, 2011) (National geographic, 2011)

43. This order of mammals went through extensive adaptive radiation that produced many species

44. Includes: Mastodons, mammoths, Asian elephant, and the African elephant -------------------------------------- (Seveik, N.D.) (Mraz, 2005) (Colin’s Journal, 2004) (University of London, 2006) (Hicker, 2011) (Littlehistories, 2004) (Nps, 2011) (Seveik, N.D.) (Ench gallery,2011) (Trendliest, 2011) (Truewildlife, 2011)

46. Large and slow-moving

47. Fully aquatic lives

48. Includes: Manatees, and dugongs-------------------------------------- (Scarptv, 2010) (Gray, 2009) (Oceanwideimage, 2011) (Travelocity, 2011) (Divephotoguide, 2010) (Robotsystematic 2011) (Portwallpaper, 2011) (Prlog, 2010) (Divephotoguide, 2010)

50. Bats equal 1/5 of all mammalian species

51. Many live in trees

52. They eat mostly insects and fruit nectar, while 3 species feed on blood of other vertebrates

53. Includes: bats-------------------------------------- (Wikipedia, N.D.) (Tersigni, 2006) (Durham, 2008) (Popularpets, 2006) (Livingblossoms, 2008) (Netcore, 2010) (Robson, 2011) (Doug, 2008)

54. Works Cited Anteater, sloth, and armadillo. Retrieved April 25, 2011 from http://www.xenarthrans.org/ Hsu, k. & Kang, M. (2000). Introduction to xenarthra. Retrieved April 25, 2011 from http://www.ucmp.berkeley.edu/mammal/xenarthra.html Levine, J. & Miller, K. Biology. Boston, Massachusetts: Prentice Hall Angelfire. Retrieved April 19, 2011 from http://www.angelfire.com/mo2/animals1/mammal/insectivora.html