Rodentia. The single largest group of mammals is the________________. Most ____________mammals are rodents. There are about ___________living species.

Presentation on theme: "Rodentia. The single largest group of mammals is the________________. Most ____________mammals are rodents. There are about ___________living species."— Presentation transcript:

1 Rodentia

2 The single largest group of mammals is the________________. Most ____________mammals are rodents. There are about ___________living species of rodents (out of 4000 species of mammal).

3 Rodentia Most people are familiar……….. mice,_______, hamsters, and guinea pigs. Rodentia also include beavers,___________, porcupines, woodchucks, ____________, squirrels, prairie dogs, and chinchillas. Rodentia does NOT include ___________ (they are different from rodents in that they have an extra pair of _____________and other different skeletal features).

4 Rodentia Rodents are found native on all continents except_______________. One family of rodents, the, contain over 1100 species. These are and.

5 Rodentia Rodents show their greatest diversity in. Some of these include mountain, which are _____________ animals that live in the mountains; Patagonian, which are rabbit-like, animals with long and short ; the, which is a marsh-dwelling animal that is hunted for its ; and burrowing animals like the and. The Chinchilla and Guinea Pig is also a native of South America.

6 Guinea Pig (Domesticated Cavy)

7 Chinchilla

8 Mountain viscachas

9 Patagonian cavies

10 Patagonian Cavy Describe their movement and Habitat: __________________________________ __________________________________ __________________________________

11 Coypu: called the Nutria in the US a known _______________

12 Paca: __________________

13 Tuco-tuco

14 Rodent The, which also lives in South America, is the largest living rodent. It is about the size of a and gets up to a weight of about. They live in the plains of South America and are often hunted or ranched for their.

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16 Rodent All rodents share common. They have a single pair of in each jaw, and they grow continually throughout life. The incisors have thick layers on the front, but not on the back; this causes them to retain their shape as they are worn down.

17 Rodent Behind the incisors is a large in the tooth rows, or. There are no, and typically only a few at the rear of the jaws. Rodents have a unique patterns and they also have large muscles to help with this.

18 Rodent Male rodents have a, which is a penis bone. Most rodents are, but some are, and others eat only. Rodents live in many different places, such as and. They can also be found in some habitats and also in the. They can be, like the porcupine, or live in highly groups, like prairie dogs.

19 Rodent Some are also carriers of human such as bubonic plague, typhus, and fever. Some rodent species are important as sources of or. Others are used extensively in research.

20 ______________:Eastern Chipmunk Tamias striatus

21 Chipmunk

22 Gray Squirrel

23 Beaver Castor canadensis ________________________

24 Hanta Movie Write a sentence about the movie. __________________________________ __________________________________ __________________________________

25 Black/Brown Rat Rattus rattus: __________

26 Mouse ___________

27 Vole

28 Gopher

29 Movie: Write a description: __________________________________

30 Groundhog

31 Muskrat

32 Rat

33 Alabama Beach Mouse Peromyscus polionotus ammobates

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35 The Truth

36 Hamster

37 Most hamster Species _______ ______________

38 Beaver

39 Lemming Movie

40 Jerboa Found in _______, And____________

41 Gerbil

42 Prairie Dog

43 Mole Rat

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