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Rodents of the United States (1 C, 125 P) Pages in category "Rodents of North America" The following 47 pages are in this category, out of 47 total.
[3] [4] In North America, on the basis of mean linear dimensions and body masses through the year, the smallest species appears to be the Alaska marmot and the largest is the Olympic marmot. [ 5 ] [ 7 ] [ 8 ] [ 6 ] Some species, such as the Himalayan marmot and Tarbagan marmot in Asia, appear to attain roughly similar body masses to the Olympic ...
The beaver is the largest rodent in North America and competes with its Eurasian counterpart, the European beaver, for being the third-largest in the world, both following the South American capybara and lesser capybara. The European species is slightly larger on average but the American has a larger known maximum size.
Opossums are found in North, Central, and South America. The Virginia opossum lives in regions as far north as Canada and as far south as Central America, while other types of opossums only inhabit countries south of the United States. [50] The Virginia opossum can often be found in wooded areas, though its habitat may vary widely. [51]
The Virginia opossum's ancestors evolved in South America, but spread into North America as part of the Great American Interchange, which occurred mainly after the formation of the Isthmus of Panama about 3 million years ago. Didelphis was apparently one of the later migrants, entering North America about 0.8 million years ago. [10]
This species is the largest of the New World porcupines and is the second largest North American rodent, after the American beaver. The head-and-body length is 60 to 90 cm (2.0 to 3.0 ft), not counting a tail of 14.5 to 30 cm (5.7 to 11.8 in). The hind foot length is 7.5 to 9.1 cm (3.0 to 3.6 in).
The groundhog (Marmota monax), also known as the woodchuck, is a rodent of the family Sciuridae, belonging to the group of large ground squirrels known as marmots. [2] A lowland creature of North America, it is found through much of the Eastern United States, across Canada and into Alaska. [3]
Peromyscus maniculatus is a rodent native to eastern North America.It is most commonly called the eastern deer mouse; when formerly grouped with the western deer mouse (P. sonoriensis), it was referred to as the North American deermouse [2] and is fairly widespread across most of North America east of the Mississippi River, with the major exception being the lowland southeastern United States.