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Otters are carnivorous mammals in the subfamily Lutrinae. The 13 extant otter species are all semiaquatic , aquatic , or marine . Lutrinae is a branch of the Mustelidae family , which includes weasels , badgers , mink , and wolverines , among other animals.
The North American river otter (Lontra canadensis), also known as the northern river otter and river otter, is a semiaquatic mammal that lives only on the North American continent throughout most of Canada, along the coasts of the United States and its inland waterways. An adult North American river otter can weigh between 5.0 and 14 kg (11.0 ...
The sea otter (Enhydra lutris) is a marine mammal native to the coasts of the northern and eastern North Pacific Ocean.Adult sea otters typically weigh between 14 and 45 kg (30 and 100 lb), making them the heaviest members of the weasel family, but among [3] the smallest marine mammals.
Sthenictis sp. (American Museum of Natural History). Mustelids vary greatly in size and behaviour. The smaller variants of the least weasel can be under 20 cm (8 in) in length, while the giant otter of Amazonian South America can measure up to 1.7 m (5 ft 7 in) and sea otters can exceed 45 kg (99 lb) in weight.
However, the Eurasian otter is the only otter in much of its range, so it is rarely confused for any other animal. Normally, this species is 57 to 95 cm (22.5 to 37.5 in) long, not counting a tail of 35–45 cm (14–17.5 in).
The carnivore diet, created by Dr. Shawn Baker, revolves around animal products — especially meat, eggs and a little dairy — as its only component. Following the carnivore diet means no ...
The river otter pups — one female and two males, weighing between 5.1 and 5.9 ounces — were born in a secluded den. By all initial indications, it appears Zinnia is once again fulfilling her ...
The river otter is one of North America's native animals. They have an average lifespan of 8 to 9 years, with a body length ranging from 56–80 cm (22–32 inch) head to body and weigh 5–13 kg (11–30 pounds). [15] The river otter's habitat is in water and on land.