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Their average length was approximately 1.9 m (6.2 ft), and they could grow as large as 2.2 m (7.2 ft). The weight of the giant beaver could vary from 90 kg (198 lb) to 125 kg (276 lb). This makes it the largest known rodent in North America during the Pleistocene and the largest known beaver. [3]
Cognates of beaver are the source for ... Beavers are the second-largest living ... (10–20 in) tail, a shoulder height of 30–60 cm (12–24 in ...
North American beaver skeleton (Museum of Osteology) Lithograph of a Canadian beaver, 1819. 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 ...
The largest beaver was the giant beaver (Castoroides) of North America. It grew over 2 m in length and weighed roughly 90 to 125 kg (198 to 276 lb), also making it one of the largest rodents to ever exist. [216] The largest old world porcupine are the Hystrix refossa was larger than living porcupines.
This is a list of the largest rodents. Rank Common name Scientific name Status ... North American beaver: Castor canadensis: Extant: 50 kg (110 lb) 5: Lesser capybara:
Beaver dams typically range in length from a few meters to about 100 metres (330 ft). [8] Canals can be over 0.5 kilometres (1,600 ft) long. [9] The largest known beaver dam is in Wood Buffalo National Park in Alberta, Canada, and is 775 metres (2,543 ft) long. [10]
The largest extant wild equids are the Grevy's zebra (Equus grevyi), at up to 450 kg (990 lb), a shoulder height of 1.6 m (5.2 ft) and total length of 2.75 m (9.0 ft). [95] Until it was domesticated into extinction the wild horse ( E. ferus ) was the largest equid.
The mountain beaver (Aplodontia rufa) [Note 1] is a North American rodent.It is the only living member of its genus, Aplodontia, and family, Aplodontiidae. [2] It should not be confused with true North American and Eurasian beavers, to which it is not closely related; [3] the mountain beaver is instead more closely related to squirrels, although its less-efficient renal system was thought to ...