Rodentia. The single largest group of mammals is the________________. Most ____________mammals are...
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![Page 1: Rodentia. The single largest group of mammals is the________________. Most ____________mammals are rodents. There are about ___________living species.](https://reader033.fdocuments.us/reader033/viewer/2022052701/56649cf85503460f949c837c/html5/thumbnails/1.jpg)
Rodentia
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Rodentia
• 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).
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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).
![Page 4: Rodentia. The single largest group of mammals is the________________. Most ____________mammals are rodents. There are about ___________living species.](https://reader033.fdocuments.us/reader033/viewer/2022052701/56649cf85503460f949c837c/html5/thumbnails/4.jpg)
Rodentia
• Rodents are found native on all continents except_______________.
• One family of rodents, the , contain over 1100 species.
• These are and .
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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.
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Guinea Pig (Domesticated Cavy)
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Chinchilla
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Mountain viscachas
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Patagonian cavies
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Patagonian Cavy
• Describe their movement and Habitat:
• ______________________________________________________________________________________________________
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Coypu: called the Nutria in the US a known _______________
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Paca: __________________
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Tuco-tuco
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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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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.
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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.
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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.
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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.
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______________:Eastern Chipmunk
•Tamias striatus
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Chipmunk
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Gray Squirrel
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Beaver
•Castor canadensis ________________________
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Hanta Movie
• Write a sentence about the movie.
• ______________________________________________________________________________________________________
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Black/Brown Rat
•Rattus rattus:•__________
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Mouse
• ___________
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Vole
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Gopher
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• Movie: Write a description:
• ____________________________________________________________________
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Groundhog
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Muskrat
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Rat
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Alabama Beach Mouse
•Peromyscus polionotus ammobates
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The Truth
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Hamster
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•
Most hamster Species _____________________
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Beaver
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Lemming Movie
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Jerboa
• Found in _______,
• And____________
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Gerbil
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Prairie Dog
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Mole Rat
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