The two males and one female join their juvenile siblings born in September 2014. To prevent the fish bones from irritating their mouth and digestive tract, they have a very thick saliva to … SAVING THE SEA OTTER. The giant river otter (Pteronura brasiliensis) is the largest member of the mustelid family, which includes otters, weasels, and ferrets, and are by far the loudest member of the group.Giant river otters are very sociable and live in families of between 3-10 individuals that hunt together. Giant Otter (Has lost as much as 80% of its range. Giant Otter Project. Fish are supplemented by crustaceans, snakes, and other river creatures. I wrote about the long tailed otter a few weeks ago but that is not the only endangered otter living in South America! Each individual in the groups has a role, and there is one main breeding pair. This Site Might Help You. Hello all; this is my first question, so be nice! CONSERVATION STATUS: Endangered WHERE YOU CAN SEE THEM: There is just one Hairy Nosed Otter in captivity– a rescued male at the Wildlife … Giant otters can consume up to 10 lb of food a day. Each individual in the groups has a role, and there is one main breeding pair. I'm meant to be doing a piece of Coursework on any Biological Issue (a problem) so i decided to do Conservation. In addition, otters were caught, because they considered them competitors in fishing and shellfish production. November 27, 2017 admintag People chased sea otters because of fur and skin. Giant Otters' primary diet is fish. The southern sea otter was believed to be extinct, and otters in Alaskan waters were similarly imperiled. Preferring slow-moving tropical rivers, the giant river otter is affected by habitat loss, illegal hunting and gold mining that has caused mercury poisoning. RE: Why are River Otters endangered? An average giant otter will weigh between 22 and 32kg (49-71lbs). According to the U.S. Their long tail may add as much as 70cm (28in) to this body length. Native to South America, giant river otters are mostly found in the Amazon basin. They also have a reduced population size, which puts them in danger of becoming extinct. Diet consists mainly of fish, crabs and even caimans and snakes. Sea otters had have been listed as endangered for a long time. Giant otters are very social animals and groups of up to 20 individuals have been found in forms of "family groups." They have sharp teeth and strong jaws to help them catch fast moving fish and eat them whole, chewing up bones, scales, spines and all. Giant otters can consume up to 10 lb of food a day. The Giant Otter lives in South America as well. As its name suggests the giant otter is the largest of the otter species and can be found in … The giant otter is clearly distinguished from other otters by morphological and behavioral characteristics. The Giant River Otter (Pteronura brasiliensis), often referred to as the river wolf, is a species in the Mustelid (weasel) family that is endemic to South America.It is both the world’s largest otter and largest member of the mustelid family, reaching up to 6 feet (1.8 meters) in length. Females are smaller at 1-1.5m (3.3-4.9ft). Diet consists mainly of fish, crabs and even caimans and snakes. CURRENT THREATS: Habitat loss and the illegal wildlife trade (both for skins and for pets). Sea otters have low genetic diversity, which could endanger their health as a species, a UCLA-led team of life scientists has discovered. However, there are several emerging threats to this sensitive species. The Giant River Otter only lives in three river systems: the Amazon, Orinoco and La Plata. With resplendent, thick fur, otters were voraciously hunted until not a single one could be seen along the California coast. I'd imagine the Galapagos Rice Rat is endangered because they only live in the Galapagos. Their primary form of insulation is their thick coat of fur, which is the densest fur known in the animal kingdom. Endangered Species Spotlight: Hairy Nosed Otter SPECIES: Hairy Nosed Otter (Lutra sumatrana) CURRENT RANGE: Small isolated populations in southeast Asia. If the otter is caught at a young age, it is easy to tame and teach to fish and bring it to the owner. Fish makes up the majority of their diet. Giant otters are often hunted for their fur, which is valuable in places such as Russia because it is very warm, even when wet. Ka’apor Capuchin Monkey (Critically endangered Appearance. Giant Anteater (Vulnerable. Unfortunately it is already extinct in Uruguay and Argentina. A giant otter eats two to four kilograms of food per day. Giant otters are also known as river wolves. Sea otters are a highly endangered marine mammal. Conservation Status: IUCN Red List - Endangered Threats to Survival: Contamination; overfishing and conflict with fishermen; infrastructure such as roads and hydroelectric dams. Males are between 1.5 and 1.7 m (4.9 and 5.6 ft) in length from head to tail and females between 1 and 1.5 m (3.3 and 4.9 ft). To make matters worse, it has gone extinct in some areas, so populations are no longer connected.) Why are sea otters endangered ? Description. It has the greatest body length of any species in the mustelid family, although the sea otter may be heavier. On March 28, 2015, our giant river otter family welcomed three new pups. Giant otters are large aquatic carnivores that inhabit rivers and seasonal lakes in South America. Current estimates place the population between 1,000 and 5,000, placing it among the endangered otter species. Decreased by at least 30% in the last 10 years. Being diurnal and living in social groups Giant Otters are vulnerable to man's destruction. Following the banning of fur trade, giant otter populations have recovered across South America. Studying Giant Otter Demography. Largely as a result of hunting the Giant Otter is now classed as seriously endangered in Colombia, Brazil, Bolivia, Ecuador, Peru, Paraguay and Venezuela. There are multiple factors, including habitat degradation.) Sea otters are listed as an endangered species because they are vulnerable to oil spills from ships and coastal tanker traffic. They hunt either alone or in groups. https://www.nationalgeographic.com/.../mammals/group/otters They are at great risk of extinction due to many reasons such as fur trade, shark attacks, habitat degradation, oil spills ,fishing nets, disease and being viewed as competition. The giant otter, an endangered apex predator in Amazon river ecosystems, was nearly driven to extinction because of demand for its fur. 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