The river otter is protected and insulated by a thick, water-repellent coat of fur. 6. This species is the largest among all the species of otters in the world, (sea otters , with their more compact body, can weigh considerably more).The males reach a total length of 1.5 to 1.8 m and a weight between 26 and 32 kg.As for females they usually measure 1.5 to 1.7 m in length and can weigh between 22 and 26 kg. River otters range in size from about 87 to 153 cm (34-60 in.) Otters have small, rounded ears, and long sensitive whiskers to help them feel the vibrations of their prey. Dr. Cheng Wen-Huar, WRS's chief life sciences officer, was quoted as saying, "With increasing threats such as habitat destruction and poaching, captive breeding programs play a pivotal role in conserving threatened species for our future generations." What the WWF doesn't say, but you can see for yourself in the video on their page linked above, is that these otters also like to tease wildlife videographers and then swim away laughing. Giant Otters’ Main Characteristics. Their dense, short under-fur is overlain by darker, coarse guard hairs that help repel wa… Giant river otter cubs are born totally covered with fur; indeed, the species is one of the only carnivores with a fur-covered nose, according to the Los Angeles Zoo and Botanical Gardens. 7 Surprising Facts About the Giant River Otter, https://www.nationalgeographic.com/news/2013/10/131023-giant-river-otter-animals-science-reddit.html, International Union for Conservation of Nature's Red List. Different otter species vary in size. The smallest river otter is the marine otter, averaging 87 to 115 cm (34-45 in.). 2 0 obj <> Giant otters the size of wolves lived in rivers and lakes in south-western China some 6.2 million years ago, scientists have discovered. The largest river otter is the North American river otter, ranging from 100 to 153 cm (39-60 in.). Only 5,000 left in the wild: This may sound like a lot to some people. North American river otters, also called Canadian otters, have long, muscular, streamlined bodies with short legs and fully webbed feet bearing non-retractable claws. 2. endobj ), while females average 22 to 26 kg (49-57 lbs.). 3.0k. Giant otters are On the other hand, a muskrat is smaller than a beaver so that, the beaver will overpower it. 12-jul-2018 - Barbara Rach descrubrió este Pin. While the females are similarly much smaller than the males at 10-20 pounds, male river otters only reach a maximum size of around 30 pounds. The giant river otter is giant, measuring in at 1.5-1.8 m and weighing in at 22-32 kg! The largest otter alive today is the South American giant river otter, weighing up to about 70 pounds. 2020 National Geographic Partners, LLC. Giant otters produce 9 different vocalizations and are very loud. Giant Otter This South American otter is the world's largest, at some 6 feet long. Archived. Sea otters are significantly larger, weighing up to 65 pounds, and can reach a length of 4 feet. © 1996-2015 National Geographic Society, © 2015- Some sea otters might get heavier. Reddit users are going crazy about the giant river otter (Pteronura brasiliensis)—an Amazonian giant that can reach up to six feet (1.8 meters) long. Male giant otters average 26 to 34 kg (57-75 lbs. 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. The first ever giant river otter cub born in Asia arrived at Wildlife Reserves Singapore just this last August, UPI reports. All otters have webbed feet to help propel them through the water, and most species have sharp claws. The groups are centered on a dominant breeding pair and are extremely cohesive and cooperative. 4. Giant Otter Romp (5 - 6) - Pteronura brasiliensis The giant otter (Pteronura brasiliensis) is a South American carnivorous mammal.It is the longest member of the Mustelidae, or weasel family, a globally successful group of predators. The giant river otter is among the rarest, though: Once hunted for its pelt and now facing habitat loss and other threats, it was moved from "vulnerable" to "endangered" on the International Union for Conservation of Nature's Red List between 1996 and 2000. Their long tail may add as much as 70cm (28in) to this body length. But instead, I held back and listened to the conversation, thinking back to ten years ago or so when I first saw river otters in the ocean. Females are only marginally shorter at up to 1.7m total length but are lighter at 22 to 26kgs (1). Although this might sound like a camping trip for a human family, this is actually the life of the giant otter. 3. Jun 30, 2014 - Here is a neat comparison between a sea otter and a river otter skull. ¡£0”ôù÷ðÔÅd‹2´Át"öµûÙÔ.‘QƒÏ}µ‘j5yçږֲ=ؖZªê¨ûŸˆ#­ÛY[-ERé½õŠž×ô,ÍfÿJšC'¬åå¥Gi @²6‚MÅf÷! The Giant River Otter only lives in three river systems: the Amazon, Orinoco and La Plata. If you spot an otter in the Chesapeake Bay, it’s a river otter, whereas if you spot one in Monterey Bay (especially in the water), the chances are high that it’s a sea otter. The giant otter is the longest species in the mustelid family. They have long, narrow bodies, with long tails and short legs. ), with a maximum recorded length of 240 cm (94 in.). These otters have brown-to-gray fur, and their undersides are a lighter, silvery shade. Follow Liz Langley on Facebook and Twitter. That's more than twice as long as a North American river otter—arguably with double the coolness. Top predators: Because of the size and the diet, Giant River Otters are top predators in the Amazon being the only competitors the black caiman, anacondas, or a jaguar. Size: Mink are about the same size as ferrets, which makes them significantly smaller than otters, with a length of 30-45cm and a tail of 15-25cm on top. The giant otter averages 145 to 180 cm (57-71 in. I hope you like reading on Otter vs Beaver vs Muskrat fight comparison. All rights reserved, Photograph by Luciano Candisani, Minden Pictures/Corbis. A male Giant Otter is considerably bigger than its cousin the European Otter – three-quarters of a metre longer, nose to tail, and almost three times the weight. Each otter has a unique speckled brown and cream throat patch which renders easy visual identification of individuals. Although generally peaceful, the species is territorial, and aggress… Sea otters live in large colonies, but river otters tend to stay in small family groups. An adult male giant otter weighs between 26 and 32kgs and can reach up to 1.8m in total length (nose to tail tip) (1). The Asian small-clawed otter is the smallest of all otters… Giant otters are the largest of any otter in the world growing up to 1.8m. Some, like the sea otter or giant river otter , can grow to more than 75 pounds. Strolling from their dwelling down to the river, the parents supervise as older siblings play with the youngsters, frolicking in the water and on the banks. Close. The giant otter is the longest of the otter species but shares a similar weight with the sea otter.Male giant otters can attain a length of 1.5-1.7m (4.9-5.6ft). These are river otters. Here’s why. They take a nap at mid-day during really warm weather. They’re semi-aquatic mammals, which means that they need both land and water habitat to survive. ... when the caiman rears its head while it is dying it totally looks like an ancient dinosaur battle with giant water prarie dogs. Their small heads widen to long necks and shoulders, and they have flattened, well-muscled tails. Giant otters are very social animals, according to the Animal Diversity Web. It lives only in the rivers and creeks of the Amazon, Orinoco, and La Plata river systems. River otters as a whole look quite similar to weasels. )ö¢Ê% ÓèÔÈÔ. The gait of sea otters on land is somewhat clumsy, but river otters can sprint short distances at high speed. It's also known as the "river wolf.". stream With a streamlined body and webbed feet, this otter is a great sw… In South America, the giant otter resides among hundreds of hungry caimans (a type of crocodilian related to alligators) without any issue. have allowed us to estimate the total giant otter population in Manu National Park (including the headwaters) to be between 100 and 130 animals, that is, fewer than 22 groups or breeding pairs (given an average group size … %µµµµ 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. 145 to 180 cm ( 57-71 in. ): giant otter or giant river otter really warm.! To 180 cm ( 39-60 in. ) 11.0 and 30.9 lb ) Amazon, and... 115 cm ( 94 in. ) annual giant otter was discovered by Gmelin in 1788 a family out... Newborn member of the giant otter is giant, measuring in at 22-32 kg 30, 2014 - is... 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