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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 ...
River otters do not hibernate and will not migrate anywhere else. Their thick, waterproof costs allow them to stay warm throughout the winter amid the state’s ever-changing temperatures.
Mink and river otters live along rivers, streams, lakes, marshes, water impoundments and other areas. Both species are capable of long distance travel, foraging, and dispersal; but river otters ...
Otters are active hunters, chasing prey in the water or searching the beds of rivers, lakes or the seas. Most species live beside water, but river otters usually enter it only to hunt or travel, otherwise spending much of their time on land to prevent their fur becoming waterlogged.
A medium-sized otter, the southern river otter's body can grow up to 70 cm (28 in) long, with the tail adding about 40 cm (16 in). Body weight averages about 5–10 kg (11–22 lb). Its fur is dark brown on the upper parts and a lighter cinnamon color or can be almost white on the underside.
A young Washington state child narrowly survived being dragged underwater by a crazed river otter -- which also attacked the kid's horrified mom during a morning walk.
North American river otters usually give birth to one litter of pups a year, consisting of about three to four pups per litter. Though they often give birth as long as a year after mating, they ...
Otters usually bask in the sun or can return undercover to sleep. [1] Walking on land is awkward for Cape clawless otters so they are observed to either walk slowly or do a seal-like trot. The tail can either be carried off the ground with its tip curving upwards, or dragged on the ground leaving a distinct trail. [1]