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This is a list of the largest rodents. Rank Common name Scientific name Status Maximum body mass [kg (lb)] Image Notes 1: Giant pacarana: Josephoartigasia monesi:
This makes J. monesi the biggest rodent ever discovered. It was much larger than J. magna , giant hutia or the largest living rodent, the capybara , which averages 60 kg (130 lb). J. monesi also had a massive bite force of approximately 1,400 N (310 lb f ) at the incisors (on par with large carnivores) and 5,000 N (1,100 lb f ) at the third ...
At 90–113 kilograms (198–249 lb), 40% larger than the living capybara, [1] N. pinckneyi is one of the largest rodent species ever discovered, surpassed only by Josephoartigasia monesi, several species of Phoberomys, and possibly the Pleistocene giant beaver. [2]
The capybara [a] or greater capybara (Hydrochoerus hydrochaeris) is the largest living rodent, [2] native to South America.It is a member of the genus Hydrochoerus.The only other extant member is the lesser capybara (Hydrochoerus isthmius).
Capybaras are the world’s largest species of rodent, known to grow up to 145 pounds and 4 feet in length, according to the Florida Fish and Wildlife Conservation Commission.
In 2015, the discovery of fossils of "seven new species of giant rat", including the "largest rat ever" on the island of East Timor was announced. The biggest of these rats was described as weighing "five kilos (11 pounds), the size of a small dog," and was referred to as the "Giant Rat" in news stories.
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Phoberomys burmeisteri was one of the largest rodents that ever existed, with an estimated weight of up to 1,543 lbs and a length of over 10 feet. This massive size allowed it to feed on tough plant material and avoid predation by most carnivores .