giant river otter size comparison to human

Gray Wolf (Canis lupus) 493.5 Newton. The greatest difference is in their bulk, as the largest male mink only weigh a little over 1.5kg, while otters average 7-12kg and can be even heavier. Six million years ago, giant otters weighing more than 100 pounds lived among birds and water lilies in the wooded wetlands of China's Yunnan province. They catch prey with their teeth. Otter Evolution and Ancestors. Sea otters live in large colonies, but river otters tend to stay in small family groups. There are 13 species of otters, in seven genera, according to Integrated Taxonomic Information System (ITIS). The giant otter is the largest and the second heaviest (the sea otter is the heaviest) of the Mustelidae or weasel family. of food daily. Despite its common name, the North American river otter is equally comfortable in either coastal marine or freshwater habitats. River otters are rambunctious, aquatic, streamlined mammals that spend much of their time in the water. save. River otters also have long, muscular tails unlike their sea counterparts. The otter's ears and nostrils close underwater. A large male may consume as much as 11 kg (25 lb.) Giant River Otter. 17. There are historical accounts of male giant river otters that grew to be over seven feet in length. 97% Upvoted. BFQ: 127.3 2. The Asian small clawed otters are the smallest otters in the world. The gait of sea otters on land is somewhat clumsy, but river otters can sprint short distances at high speed. TIL Giant 6ft otters still exist in 3 remote river systems....and they hunt in packs. The river otter's eyes and ears are located high on its head for surface swimming. A third eyelid, or nictitating membrane, protects the eye and allows the otter to see when swimming underwater. Their long tail may add as much as 70cm (28in) to this body length. The Giant Otter (Pteronura brasiliensis) is a South American carnivorous mammal, it lives mostly in and along the Amazon River and in the Pantanal. The discovery sheds light on how otters … The two types of otter are similar in appearance, both with thick coats and … There is still hope that one day humans and Otters will be able to live in harmony. 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. It can grow to nearly six feet in length—the size of a pony. The future of many species of Otters has almost been destroyed due to selfishness on the part of humans. River otters eat 15% to 20% of their total body weight each day. Meanwhile, About its diet, Giant otter only feeds on snakes, fish, turtle, crabs, and small caiman. In 2013 a woman from Montana claimed she needed eight stitches to her head after being attacked by an otter while tubing on the Madison river. TIL Giant 6ft otters still exist in 3 remote river systems....and they hunt in packs. River otters live near rivers and other sources of fresh water. hide. The river otter is protected and insulated by a thick, water-repellent coat of fur. Otter “Ears and nostrils close when underwater; whiskers aid in locating prey.” animals.nationalgeographic.co.uk/animal... 791 comments. Giant otters are an endangered species living in the Amazon, Orinoco, and La Plata river systems in large, gregarious families. ABSTRACT . An adult North American river otter can weigh between 5.0 and 14 kg (11.0 and 30.9 lb). Otters belong to a mammalian family including the weasel, badger, marten and mink. Otters and Humans Relationship. Different otter species vary in size. Giant otter shrews range from the Cross River in Nigeria through central and eastern Africa down to the Zambezi (Timberlake, 1998). They are found in all parts of the world, except Australia and Antarctica. Giant river otters are very noisy animals that make a wide variety of noises. The North American river otter (Lontra canadensis) is a semiaquatic mammal in the weasel family.While it may simply be called the "river otter" in North America (to distinguish it from the sea otter) there are other river otter species throughout the world. Ecological niche. Archived. and 3 to 14 kg (7-31 lb.). Close. They are found in diverse habitats. 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. Methods of Collecting Food. The giant otter usually easier to be found along the Amazon River and Pantanal. ), while females average 22 to 26 kg (49-57 lbs.). Suriname, Guyana and French Guiana are regarded by biologists as the last major giant river otter strongholds in the world. share. There is scientific evidence to suggest Otters have been on Earth for the past 23 million years. Only 5,000 left in the wild: This may sound like a lot to some people. Giant armadillos are very rare and patchy distributed.The total number of their population is not known but presently decreasing. An otter is any of the 13 living species of semiaquatic or aquatic mammals. report. 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). Females are smaller at 1-1.5m (3.3-4.9ft). This study reflected a healthy population of giant river otters in an untouched portion of the Amazon (Evangelista 2011). These hydrodynamic members of the weasel family are voracious predators. Appearance. River otters range in size from about 87 to 153 cm (34-60 in.) If an otter feels threatened, its heavy, muscular body and sharp claws are enough to overpower pets and small children. For that to occur though humans need to accept responsibility for what they have done over the course of time. But what they lack in size they make up for in manual dexterity. The Neotropical otter, Lontra longicaudis (Mustelidae) is a semi-aquatic mustelid that exploits a variety of freshwater habitats. In order for them to survive all of this time, Otters … The spatial overlap of giant otters with human fishing sites is the most likely explanation for the positive association between these two variables and may account for the conflicts between this species and human activities that were observed in other areas (Gómez and Jorgenson, 1999, Recharte et al., 2008, Rosas-Ribeiro et al., 2012). The North American river otter (Lontra canadensis) is a shy, if playful, weasel topping out at 30 pounds and five feet from head to tail.Otters are carnivores, eating mainly fish, crayfish, and frogs Asian Small-clawed Otter being the smallest and Giant Otter being the largest. and weighing just 1 to 5 kg (2.2-11 lbs.). Almonte 503 1995) and the research suggest they have complex vocal systems. They have thick fur that caused them to be hunted to near extinction. Size. Males are from 4.9 to 5.6 ft (1.5 to 1.7 m) and females from 3.3 to 4.9 ft (1 to 1.5 m). They reach adult size at 9 to 10 months old. The body of giant sea otter can grow and reach the number of 1.7 m with 32 kg of weight. The smallest river otter is the marine otter, averaging 87 to 115 cm (34-45 in.). It is speculated that the Otter as we know it today may have evolved significantly about 7 million years ago. And the giant river otters are the longest. Below is the generic otter-human size comparison. This highly efficient predator is the largest member of the otter or weasel family. River otters and giant otters hunt by using their vibrissae to detect movements of prey in the water. We recorded five wild and three captive giant otter groups. The largest otter is the giant otter. The other two clawless otters are similar in size to river otters. Most species have long, cylindrical bodies and short legs. Adult otters measure 35 to 55 inches in length, about one-third of which is tail. 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 Asian small-clawed otter is the smallest of all otters, measuring 65 to 94 cm (26-37 in.) Otters Physical Characteristics Size 1. They come in many sizes. River otters have long, stiff and highly sensitive facial whiskers that aid in locating and capturing prey. Sea otters eat about 25% to 30% of their weight. Some species are found primarily on land, while others, like the otters, are found in freshwater and marine environments. The largest river otter is the North American river otter, ranging from 100 to 153 cm (39-60 in.). Study sites and study animals. An average giant otter will weigh between 22 and 32kg (49-71lbs).. 3.0k. The otter has a long cylindrical body with a powerful tail, making it ideal for life in the water. There are 56 species in this family. Adult muskrats are the size of a football, (their body 16-24 inches long, long narrow tail 7-11 inches), Otters (Lontra canadensis), are 3 to 4 feet long, Otters can remain submerged for several minutes, dive to 55 feet and swim up to a quarter-mile underwater. The largest otter alive today is the South American giant river otter, weighing up to about 70 pounds. The locomotory adaptations of the Giant otter shrew, combined with the loss of the clavicle, indicate the extreme specialism of P. velox and its deviation from the ancestral tenrecid body plan (Kingdon, 1974). Unlike the giant river otters these guys only have partially webbed front paws which allows them to grasp more effectively almost like human fingers. It can reach up to 1.7 m (5.6 ft). On the IUCN Red List, the species is listed as Vulnerable (VU). Like most wildlife, otters may be hostile when confronted. The pests can grow up to 4 feet long and weigh up to 30 pounds. Male giant otters average 26 to 34 kg (57-75 lbs. Otters can transmit rabies to humans and pets. Are Otters Dangerous to Humans? This article will refer to the twelve species of river otter, information about sea otters can be viewed here.Read on to learn about the otter. River Otter (Lutra canadensis) Description The otter is the largest member of the weasel family (Mustelidae) found in South Carolina. As their name suggests, sea otters live mainly near the sea, spending most of their time in the water. Posted by 7 years ago. Giant armadillo is the key species, controlling the population of termites throughout its range, thus helping the ecosystem keep balance. 26 giant river otter sites in this reserve during the flooded season, either dens or campsites. 11 kg ( 49-57 lbs. ) the second heaviest ( the sea, spending most of their time the... 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