describe the river otters nich
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North American river otter The North American river otter (Lontra canadensis), also known as the northern river otter or the common otter, is a semiaquatic mammal endemic to the North American continent found in and along its waterways and coasts.ike other otters, the North American river otter lives in a holt, or den, constructed in the burrows of other animals, or in natural hollows, such as under a log or in river banks.
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River Otter River otter could be considered somewhat of an aquatic generalist, as they consume almost anything they encounter and can catch. Primarily visual predators, their eyes are shaped in a way that facilitates underwater vision and acuity.
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River Otter River Otter (Lutra canadensis) Species Code: LUCA Description The River Otter is built for swimming - they have a streamlined body, short legs with webbed feet, dense fur that keeps otters warm, a tapered tail, small ears, and nostrils that can close underwater. They can grow to be more than a meter long, from head to tail, and weight up to 14 kg.
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Average Credit Card Debt in America: 2017 Facts & Figures Average credit card debt varied widely by state or region. According to data from the credit reporting agency TransUnion, the typical Alaska residents carried the most credit card debt – an average of $6,910 – this is 23% more than Colorado, which is the next state carrying the highest average credit card debt.
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River Otter  ( Lutra canadensisSchreber) Predators: The river otter has few natural predators because of its strength, sharp teeth, aggressiveness when attacked, and aquatic habits. Snapping turtles, coyotes, bobcats, and foxes may occasionally prey upon young otters, and rarely, adults.
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River Otter Although the accepted, common name is the river otter, it might be suitable to rename it the swamp or inland wetland otter, due to its strong association with aquatic, emergent vegetation, and their affinity to freshwater wetlands.
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North American river otter The North American river otter was first described by German naturalist Johann Christian Daniel von Schreber in 1777. The mammal was identified as a species of otter and has a variety of common names, including North American river otter, northern river otter, common otter and, simply, river otter.ike other otters, the North American river otter lives in a holt, or den, constructed in the burrows of other animals, or in natural hollows, such as under a log or in river banks.
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Otter All about otters. The inquisitive, playful otter is one of Britain’s best known and loved wild animals. Up until the 1970’s otters were found throughout Britain. They subsequently all but disappeared from most counties in England, primarily due to water pollution and loss of habitat.
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North American river otter The North American river otter was first described by German naturalist Johann Christian Daniel von Schreber in 1777. The mammal was identified as a species of otter and has a variety of common names, including North American river otter, northern river otter, common otter and, simply, river otter.
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Endangered Sea Otter The sea otter 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, making them the heaviest members of the weasel family, but among the smallest marine mammals. Unlike most marine mammals, the sea otter's primary form of insulation is an exceptionally thick coat of fur, the densest in the animal kingdom. Although it can walk on land, the sea otter lives mostly in the ocean. The sea otter inhabits offshore
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Critter Catalog Beavers are the largest rodents in North America, and they spend most of their time in the water. To protect themselves from the cold and wetness they have waterproof reddish brown or blackish brown hair.They have small, round, brown ears, and powerful back legs for swimming.eavers are the largest rodents in North America, and they spend most of their time in the water. To protect themselves from the cold and wetness they have waterproof reddish brown or blackish brown hair.
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Basic Facts about Sea Otters In the U.S., there are two distinct sea otter subspecies, the Northern sea otter (Enhydra lutris kenyoni) and the Southern sea otter (Enhydra lutris nereis). Northern sea otters are found in the Aleutian Islands, Southern Alaska, British Columbia, and Washington.Southern sea otters, also known as California sea otters, live in the waters along the California coastline and range from San Mateo County in the north to Santa Barbara County in the south.orthern sea otters are found in the Aleutian Islands, Southern Alaska, British Columbia, and Washington. Southern sea otters, also known as California sea otters, live in the waters along the California coastline and range from San Mateo County in the north to Santa Barbara County in the south.
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- 1 River otters may be either diurnal or nocturnal; most are generally more active at night. 2  Giant otters are strictly diurnal.  Clawless otters are mainly nocturnal, though some individuals may be active during the day in remote areas that are free of human disturbance.
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North American river otter The river otter, a member of the subfamily Lutrinae in the weasel family (Mustelidae), is equally versatile in the water and on land.
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North American river otter Like other otters, the North American river otter lives in a holt, or den, constructed in the burrows of other animals, or in natural hollows, such as under a log or in river banks.
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Giant River Otters The giant otter is a piscivore (an animal that eats primarily fish). Specifically they feed on mostly catfish, perch and characins but also eat small snakes, caimans and crustaceans. At the Zoo, the two giant otters receive 4 pounds of fish a day (catfish, tilapia and trout). For enrichment, they enjoy hard boiled eggs, clams and squid.
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North American river otter North American river otters eat mainly aquatic organisms such as amphibians, fish, turtles, crayfish, crabs, and other invertebrates. Birds, their eggs, and small terrestrial mammals are also eaten on occasion. They sometimes eat aquatic plants.
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- Otters are adorable creatures that live both on land and in the water. They are often mistaken for beavers though. They live mainly on land that is very close to bodies of water.
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Endangered Sea Otter 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 (31 and 99 lb), making them the heaviest members of the weasel family, but among the smallest marine mammals.
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- Frequently Asked Questions The River Otter Alliance provides this information in good faith and does not assume responsibility or liability for any action taken or not taken in reliance thereon. By far, the most frequently asked question relates to otters in the pond. Otters that predate on stocked fish, interact with or threaten pets, frequent areas also used by children, etc. Writers have come from different parts of the U.S. - and even from the U.K. Here are some answers.
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River Otter  ( Lutra canadensisSchreber) 1 A study of the river otters in Idaho indicated a density of one individual for each 2-3 km (1.2-1.9 mi) of “straight-line” waterway or between 1.7 and 3.7 otters per 10 km (6.2 mi) of streams. 2  Communication-Vocal, tactile, and chemical signals are the chief means of regulating otter social behavior.
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Giant Otter Giant Otter. The Giant Otter is a species of large-size endangered otters from South America. At around 6 feet in length, this amphibian is the world’s largest species of otters. It is a member of the Mustelid family that also includes weasels, skunks and ferrets, all of which have strong scent glands.
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North American river otter North American river otters, like most predators, prey upon the most readily accessible species. Fish is a favored food among the otters, but they also consume various amphibians (such as frogs), turtles, and crayfish.he North American river otter was first described by German naturalist Johann Christian Daniel von Schreber in 1777. The mammal was identified as a species of otter and has a variety of common names, including North American river otter, northern river otter, common otter and, simply, river otter.
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- River otters and sea otters have some things in common, such as: 1  They’re both a type of weasel with long, slender bodies. 2  They have webbed feet for swimming, and are excellent underwater hunters. 3  They have two layers of fur to keep warm in cold water.  A group of otters in the water is called a “raft.”.
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North American river otter North American river otters, like most predators, prey upon the most readily accessible species. Fish is a favored food among the otters, but they also consume various amphibians (such as frogs), turtles, and crayfish.
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- Comments. Recent news that otters are now to be found in every English county was music to my ears. Otters have fascinated me ever since, as a boy, tears tumbled onto the last page of Henry Williamson’s wonderful book Tarka the Otter. What beautiful, fantastic, wild fishermen.