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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 ...
An otter's den is called a holt, or couch. Male otters are called dogs or boars; females are called bitches or sows; and their offspring are called pups or cubs. [6] [7] The collective nouns for otters are bevy, family, lodge, romp (being descriptive of their often playful nature), or, when in water, raft. [8] [9]
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.
Mustelidae is a family of mammals in the order Carnivora, which includes weasels, badgers, otters, ferrets, martens, minks, and wolverines, and many other extant and extinct genera. A member of this family is called a mustelid; Mustelidae is the largest family in Carnivora, and its extant species are divided into eight subfamilies.
4. They are the biggest weasel ever. Sea Otters are the largest member of the weasel family, weighing up to 100 lbs. 5. They are a part of the Harry Potter world. J.K. Rowling's favorite animal is ...
The river otter was one of three born to Zinnia, a 5-year-old North American river otter at the South Miami-Dade attraction. This trait, however, can freak some people out before they become ...
The sea otter evolved initially in northern HokkaidÅ and Russia, and then spread east to the Aleutian Islands, mainland Alaska, and down the North American coast. In comparison to cetaceans, sirenians, and pinnipeds, which entered the water approximately 50, 40, and 20 mya, respectively, the sea otter is a relative newcomer to marine life.
Rosa was adopted by the Monterey Bay Aquarium in 1999 and served as surrogate mother for a record 15 otters. She outlived the life expectancy for wild southern sea otters.