North American river otters are sometimes taken by bobcats, coyotes, birds of prey, alligators, and other large predators. The Giant otter is found in South America around the Amazon river basin. It’s not unusual to see a mother otter with her cubs, but families aside, it depends on the species. Save my name, email, and website in this browser for the next time I comment. The river otter is protected and insulated by a thick, water-repellent coat of fur. National Geographic: Sea Otter 2. The adult male weighs around 11.3 kg (25 lb); while the female weighs up to 8.3 kg (18 lb). They become much more nocturnal in the spring, summer, and fall seasons, and more diurnal during winter. It is found throughout North America, inhabiting inland waterways and coastal areas in Canada, the Pacific Northwest, the Atlantic states, and the Gulf of Mexico. The vibrissae are long and thick, reflecting their importance in sensory perception. North American river otters are excellent swimmers and divers, able to stay underwater for up to 8 minutes. They have short legs, webbed feet for faster swimming, and a long, narrow body and flattened head for streamlined movement in the water. It weigh from 8.5 to 12 kg (19 to 26 lbs). They open their eyes at one month of age and are weaned at about 3 months old. North American river otters can reach a length of 3.9 ft and weigh 3 lbs. These sanctuaries help ill and injured otters to recover. The only exception to this is the North American river otter. The mammals have thick, protective fur to help them keep warm while swimming in cold waters. And you definitely don’t want to mess with giant otters, just check out this clip below! The North American river otter (Lontra canadensis), or the common otter, is an aquatic mammal native to only North America in the countries Canada, and the United States.River otters are a distant relative of the weasel family. The North American river otter, also known as the northern river otter or the common otter, is a species of otter. Facts About the North American River Otter. They live in riparian zones, which are the areas that border stream, rivers, and lakes. North American river otters communicate with each other through sounds such as whistles, growls, chuckles and screams. 11 Do otters live alone? Our organization is not affiliated with any other otter-related research group or community outreach organization. North American river otters build dens in the burrows of other mammals, in natural hollows, such as under a log, or in river banks. River Otter Poo-pori of Facts North American river otter (Lontra Canadensis): Photo- Publicdomainpictures.net) Things You Didn't Know You Wanted to Know About River Otter Poop. Many "play" activities actually serve a purpose; some strengthen social bonds, others practice hunting techniques or serve to scent mark. It weigh from 8.5 to 12 kg (19 to 26 lbs). They catch fish in their mouths and detect other prey by feeling with their whiskers along the bottoms of streams. River otters generally live along rivers, as their name implies, but they're also found near streams and lakes.Otters prefer water bordered by woods and with wetlands, such as marshes, nearby. They begin to leave their natal range at from 6 months to a year old. Fun Facts: The river otter is non-territorial, but it still marks around its home range using feces and urine as a form of communication. They have wide, rounded heads, small ears, and nostrils that can be closed underwater. The throat and cheeks are usually a golden brown. Working with kids and the public it's hard to stay away from topics that make people go "eww" and get grossed out, because it grabs their attention. These otters have brown-to-gray fur, and their undersides are a lighter, silvery shade. They are used extensively in hunting, as smell, vision, and hearing are diminished in the water. They can tolerate a great range of temperature and elevations. They open their eyes at one month of age and are weaned at about 3 months old. Sea otters have also been hunted in large numbers for their fur. They have become a popular exhibit in zoos and aquaria, but unwelcome on agricultural land because they alter river banks for their access, sliding, and defense. They are also fast on land, capable of running at up to 30 km/h (19 miles). In the late 1980s, North American river otters were considered extinct throughout many of their natural habitats. They mainly escape predation through their agility in the water and on land, their vigilance, and their ability to fiercely defend themselves and their young. Unlike most marine mammals, otters do not have a layer of insulating blubber. River otters reach maturity around two years of age. North American river otters are sometimes taken by bobcats, coyotes, birds of prey, alligators, and other large predators. River otters eat a variety of fish and shellfish, as well as small land mammals and birds. North American River Otters (Lontra canadensis) Hello, it’s Team SeaDoc member, Mira, marine scientist, diver, and lover of all things ocean, especially Salish Sea creatures! Juvenile otters usually remain with the female until she bears her next litter the following spring. They live alone or in family groups, typically females and their young. North American river otters live in freshwater and coastal marine habitats including rivers, lakes, marshes, swamps, and estuaries. The North American river otter, also known as the northern river otter or the common otter, is a species of otter. Juvenile otters usually remain with the female until she bears her next litter the following spring. They sometimes eat aquatic plants. The North American River Otter goes through stages of maturation. In fact, the study reveals the river otter may actually be … It lives in a den, which can be made in a riverside burrow, under rocks or plants, or in a beaver’s home (lodge). Birds and birds’ eggs, as well as small terrestrial mammals may also be eaten. Interestingly, after the egg is fertilized it goes through a stage when the embryo becomes inactive known as delayed implantation. It weigh from 8.5 to 12 kg (19 to 26 lbs). The North American river otter lives along riverbanks, lakeshores, and coasts. North American river otters are highly mobile and have the capacity of traveling up to 42 km (26 mi) in one day. Some jurisdictions have made otters a protected species in some areas, and some places have otter sanctuaries. Home / Animals / North American river otter. The River Otter Ecology Project is a registered 501 (c)(3) EIN #45-4997526 non-profit organization dedicated to the welfare of river otters and our watershed. The North American river otter’s body length ranges from 66 to 107 centimetres (26 to 42 in). The life expectancy for an otter is about 8-9 years. The average lifespan for North American river otters is from 8 to 9 years in the wild, while in captivity individuals may live up to 25 years. Males and females come together to breed in late winter or early spring. River otter reaches a length of about 66 – 107 cm (26 – 42 inches). North American river otters eat mainly aquatic organisms such as amphibians, fish, turtles, crayfish, crabs, and other invertebrates. They live alone or in family groups, typically females and their young. Their dense, short under-fur is overlain by darker, coarse guard hairs that help repel water. Additional resources 1. The North American river otter use a wide range of vocalizations, including whistles and buzzes to twitters, staccato chuckles, chirps and growls. North American River Otters are very playful creatures; this is why they are a favorite attraction for kids at zoos where they can often be observed playing games. Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. It is found throughout North America, inhabiting inland waterways and coastal areas in Canada, the Pacific Northwest, the Atlantic states, and the Gulf of Mexico. The throat and cheeks are usually a golden brown. They can tolerate a great range of temperature and elevations. River Otter Facts. Range. They have wide, rounded heads, small ears, and nostrils that can be closed underwater. The North American river otter's body length ranges from 66 to 107 centimetres (26 to 42 in). Some jurisdictions have made otters a protected species in some areas, and some places have otter sanctuaries. North American river otters are excellent swimmers and divers, able to stay underwater for up to 8 minutes. They are found in Asia. The North American river otter (Lontra canadensis), also known as the northern river otter or common otter, is a semiaquatic mammal endemic to the North American continent found in and along its waterways and coasts. Instead air is trapped in their fur which keeps them warm. An adult North American river otter can weigh between 5.0 and 14 kg (11.0 and 30.9 lb). Flexing their long bodies up and down, paddling with their webbed hind feet, and using their feet and strong tails to steer, river otters are underwater acrobats. Their thick fur is both water-repellent and an effective insulator against temperature extremes. North American river otters have long, streamlined bodies, thick tapered tails, and short legs. The North American river otters are carnivores, they eat mainly aquatic animals such as amphibians, turtles, fish, crayfish, crabs, and other species of invertebrates. They begin to leave their natal range at from 6 months to a year old. Lontra canadensis. The vibrissae are long and thick, reflecting their importance in sensory perception. These sanctuaries help ill and injured otters to recover. Warm air trapped in a sea otter’s fur keeps them warm in chilly waters.When otters dive, they seal their ears and nose.The word otter comes from Old English and Indo European root words that were also used to create the English word for water.Otters have the densest fur in the world. Most are dark brown in color, with lighter patches on their throats and chests. Diet Carnivore. They can grow to over 5ft (1.5m) long. North American river otters are highly mobile and have the capacity of traveling up to 42 km (26 mi) in one day. The North American river otter's body is built for streamlined swimming. They have become a popular exhibit in zoos and aquaria, but unwelcome on agricultural land because they alter river banks for their access, sliding, and defense. These otters are active year-round, and are most active at night and during crepuscular hours. The river otter is protected and insulated by a thick, water-repellent coat of fur. Males and females come together to breed in late winter or early spring. They … Like their ocean-faring relatives, the sea otters, river otters belong to the mustelid family (weasels, skunks, badgers and more). The fur is dark brown to almost black above and a lighter color ventrally. 90% of the sea otters are present on the coast of Alaska. It uses its long vibrissae (whiskers) to find prey in murky water. Their fur is water repellant to help keep them warm. Beginning with newborn stage and then mature stage. The weight of a North American river otter measures around 5 – 14 kg (11 – 31 lb). North American river otters are known for their boundless energy, and they must eat frequently. Their habitats can be both marine and freshwater. Sometimes they eat aquatic plants. They are also fast on land, capable of running at up to 30 km/h (19 miles). They become much more nocturnal in the spring, summer, and fall seasons, and more diurnal during winter. North American river otters seem to be sensitive to pollution and disappear from areas with polluted waters. Save my name, email, and website in this browser for the next time I comment. Birds, their eggs, and small terrestrial mammals are also eaten on occasion. The North American river otter is one of the most playful, curious, and active species of otter. They mainly escape predation through their agility in the water and on land, their vigilance, and their ability to fiercely defend themselves and their young. They are used extensively in hunting, as smell, vision, and hearing are diminished in the water. American River Otter Lutra canadensis lataxina The American river otter is a graceful and beautiful addition to many North Carolina rivers. They can close their nostrils and ears when swimming or diving. The river otter is protected and insulated by a thick, water-repellent coat of fur. North American river otters have long, streamlined bodies, thick tapered tails, and short legs. They have wide, rounded heads, small ears, and nostrils that can be closed underwater. Dens have underwater entrances and a tunnel leading to a nest chamber that is lined with leaves, grass, moss, bark, and hair. Stable Threatened Endangered . North American river otter. The toes are fully webbed, and the tail (one-third of body length) is tapered. They can grow to over 1.5m (5ft) long. The average lifespan for North American river otters is from 8 to 9 years in the wild, while in captivity individuals may live up to 25 years. The North American river otter is the most numerous of all the species. Let's take a closer look at this playful creature. The most threatened species of otters are the hairy-nosed otters. The toes are fully webbed, and the tail (one-third of body length) is tapered. North American River Otters are large compared to most other semi-aquatic mammals, and adults can be as long as 5 feet and weigh more than 30 pounds. Birds, their eggs, and small terrestrial mammals are also eaten on occasion. North American river otter. The North American river otter, also known as the northern river otter or the common otter, is a species of otter. North American river otters, also called Canadian otters, have long, muscular, streamlined bodies with short legs and fully webbed feet bearing non-retractable claws. It is believed that only 86 of them are present in this world now. The North American river otter’s body length ranges from 66 to 107 centimetres (26 to 42 in). The North American river otter was one of the most hunted animals for its fur after Europeans arrived. Their small heads widen to long necks and shoulders, and they have flattened, well-muscled tails. North American river otters live in freshwater and coastal marine habitats including rivers, lakes, marshes, swamps, and estuaries. Otters are playful animals, often seen burrowing through the snow, sliding through mud and splashing in the water. These otters are active year-round, and are most active at night and during crepuscular hours. They … The North American river otter (Lontra canadensis) became one of the major animals hunted and trapped for fur in North America after European contact. North American river otters build dens in the burrows of other mammals, in natural hollows, such as under a log, or in river banks. The otter closes its nostrils and small ears when submerged. The river otter's life expectancy is 10 to 15 years in the wild and 25 years in captivity. Even though otters are considered land mammals, they spend a lot of their time in the water and are specially adapted to fishing in cold northern waters. The vibrissae are long and thick, reflecting their importance in sensory perception. This month’s Creature Feature is the North American river otter. Sighting one can be an exciting occasion for boaters, fisher- men and other outdoor enthusiasts because of the creature’s secretive nature and relative rarity in some waters. The North American river otter lives along riverbanks, lakeshores, and coasts. In contrast to the European otter, the North American river otter has a longer neck and narrower face. They are found throughout most of North America – from the Rio Grande in Northern Mexico to Canada and Alaska. We receive no government funding, and depend solely on financial support from our friends. The playful North American river otter is well adapted for semi-aquatic living. North American river otters have long, streamlined bodies, thick tapered tails, and short legs. National Geographic: North American River Otter 3. Other Otter Facts . Basic Facts about the North American River Otter Its scientific name is Lontra canadensis. North American river otters. Animal Facts Scientific Name. North American river otters seem to be sensitive to pollution and disappear from areas with polluted waters. Otters are slender, streamlined, and flexible, which serves them well for a life in underground tunnels, and waters often congested with floating debris and aquatic plants. It lives in a den, which can be made in a riverside burrow, under rocks or plants, or in a beaver’s home (lodge). It ranges from 250,000 to a million hairs per square inch, according to the Defenders of Wildlife. The North American river otter’s main prey is fish, which it usually catches during the day. They are born with fur, but are otherwise helpless. The Internet connection is missing right now, but you're able to browse previously opened pages offline. River otters can stay under water for as long as 8 minutes. Sea otters can reach 9kph underwater, North American river otters are faster at 11kph, and the maximum speed of the giant river otter is an impressive 14kph. Gestation lasts two months, but the young may be born up to a year after mating because these otters employ delayed implantation. The North American river otter (Lontra canadensis), also called the Canadian otter, is the most abundant species of otter. The river otter has a long slender body, which is ideal for swimming and sliding. They are born with fur, but are otherwise helpless. It has a stocky body, short legs, webbed feet, and a long tail. Gestation lasts two months, but the young may be born up to a year after mating because these otters employ delayed implantation. Lontra canadensis. North American River Otter. The North American river otter use a wide range of vocalizations, including whistles and buzzes to twitters, staccato chuckles, chirps and growls. It is found throughout North America, inhabiting inland waterways and coastal areas in Canada, the Pacific Northwest, the Atlantic states, and the Gulf of Mexico. Fast Facts. It is recognized by its powerful neck and elongated body. Dens have underwater entrances and a tunnel leading to a nest chamber that is lined with leaves, grass, moss, bark, and hair. The North American river otter’s main prey is fish, which it usually catches during the day. The fur is dark brown to almost black above and a lighter color ventrally. The North American river otter is one of the most playful, curious, and active species of otter. Otters in general inhabit diverse water bodies and river otters, although they may prefer fast-flowing rivers, also inhabit a variety of other freshwater habitats like streams, lakes, ponds, and marshes. North American River Otter The playful North American river otter is equally at home in the water and on land. Otters' playful behaviors like mud/snow sliding, burrowing through snow, and waterplay help strengthen social bonds and allow them to practice hunting and scent-marking. A newly published study reveals that river otters (Lontra canadensis) now inhabit most of their historic range in the U.S. and, more importantly, that no states are reporting declining otter populations. North American river otters live in freshwater and coastal marine habitats including rivers, lakes, marshes, swamps, and estuaries. In contrast to their very s… Only one otter species seems to be thriving, and that's the North American River Otter. They sometimes eat aquatic plants. 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