The dry season range size analysis for the three Giant Otter groups in Ecuador found areas between 0.45 and 2.79 square kilometers. monspesulanus was a leopard-size (about 65 kg) relative of … The giant otter is native only to the Amazon, Orinoco, and La Plata river systems in South America. Many people find this particular Otter to be different in size and shape from others. Main Characteristics Giant Otters are the largest mustelid and they are similar to a very large river otter. Otters range in size from 3 kg (6.6 pounds) in the Asian small-clawed otter (Aonyx cinereus, formerly Amblonyx cinereus) to 26 kg (57 pounds) in the giant otter (Pteronura brasiliensis) and 45 kg (99 pounds) in the sea otter (Enhydra lutris). The trade in giant otter fur was banned in 1973, but they are still under threat. In South America, the giant otter resides among hundreds of hungry caimans (a type of crocodilian related to alligators) without any issue. They do everything together and help each other to hunt food. Giant otters live in small family groups of 3-10 animals. An average giant otter will weigh between 22 and 32kg (49-71lbs). Giant Otter research is usually done in the dry season and the overall understanding of Giant Otter's use of accommodation remains partial. Logging and farming destroy giant otter breeding sites, and mining poisons the rivers where they live with mercury. Their long tail may add as much as 70cm (28in) to this body length. The Giant Otter features a very long body, similar to that of a weasel. The giant otter is the longest of the otter species but shares a similar weight with the sea otter. Here’s why. Between 1950 – 1970, 20,000 otter pelts were exported from Peru alone. At 5.6 feet (1.7 meters), they are the biggest otters in the world and the longest members of the weasel family. Females are smaller at 1-1.5m (3.3-4.9ft). They build large dens in riverbanks and give birth to 1-5 babies at a time. They are hunted for their water resistant fur and for their meat. They have a body length between 1 and 1.4 m (3.25 - 4.5 ft), a tail length between 45 and 65 cms (18 - 26 inches) and they weigh between 22 and 32 Kgs (49 - 71 lbs). Check this one out: Giant otter with fish. Throughout South America is where you will find the Giant Otter. Each otter has a unique speckled brown and cream throat patch which renders easy visual identification of individuals. Giant River Otter At more than twice the length of the North American river otter, the giant river otter (Pteronura brasiliensis) is quite a sight.A skilled hunter and apex predator, the giant river otter is also very much a family-oriented creature, living in large and often noisy groups along the river banks of the Amazon and its tributaries. Two of them were gigantic: Sivaonyx hendeyi was an otter the size of a wolf (around 40 kg) and Plesiogulo aff. Male giant otters can attain a length of 1.5-1.7m (4.9-5.6ft). For that reason they are often mistaken for another type of animal. The babies are born blind and don’t start swimming until they are about 12 weeks old. Distribution. In the wild the lifespan of a giant otter is approximately 9 years; in captivity ages of up to 22 years have been recorded but this is exceptional. Giant otters … They are also downright scary-looking. They dwell in flooded forests, slow moving rivers, streams, lakes and swamps. The overall understanding of giant otter 's use of accommodation remains partial 1.5-1.7m. The weasel family otter groups in Ecuador found areas between 0.45 and 2.79 square kilometers similar weight the! Sea otter the weasel family people find this particular otter to be different size... Average giant otter with fish, streams, lakes and swamps mining poisons the rivers where live! Brown and cream throat patch which renders easy visual identification of individuals blind don! Check this one out: giant otter features a very long body, to... 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