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I will google it ;). Abie Alcee. The otter’s large left hind foot landed on a left front bobcat track. When it comes to distinguishing between river otters and sea otters…well, what is the difference, anyway? However, just because an otter is spotted on the coast does not mean it’s a sea otter. We know it can get otterly confusing to differentiate the species, so here are five ways to tell them apart! Like the other mustelids, river otters have long slender bodies with short legs. Sea otters aren’t only heftier than river otters—their fur is also quite distinguishable. Sea otters are mainly native to the northeastern seaboards of the Pacific Ocean, so they aren’t spotted in areas like the East Coast or the Gulf of Mexico. The two types of otter are similar in appearance, both with thick coats and long, muscular tails, and they both have webbed feet. From their curious faces to their charming behaviors, the otters of the world have earned the title of many nature lovers’ favorite creatures. Clawless otters are relatively social. 0:37. Otters vs Beavers. Sea otters are not nearly so versatile. If you look closely at river otters, you’ll notice that they have short, coarse fur made up of two layers: one for keeping them warm, and another ‘waterproof’ one outside of that. At least, not yet; they are slowly recovering from being nearly completely wiped out by the marine fur trade in the early colonial period, and if all goes well for them (and it isn’t going all that great at the moment, apparently) we may see them back here in a few years. Telling the two kinds of otters apart is pretty simple. again or contact 1.888.780.6763. 5:20. I felt privileged to be able to capture the video—I just happened to have my Nikon with me at the right time. I got out my camera and started getting some video. Thank you for solving this mystery. River otters defend their territories by marking, scratching, and occasionally fighting. The video is excellent, too. River otters also have long, muscular tails unlike their sea counterparts. Wild Kratts - River Otters vs. Sea Otters. THIS WAS ABSOLUTELY ADORABLE!!! I've seen this with neotropical river otters and giant otters as well, not just our North American variety. River otters will achieve maturity between the ages of two and three, while female sea otters mature between ages three and five, and males even later between ages five and seven. But river otters never got the memo about being river otters. Sea otters’ have the densest fur in the entire animal kingdom with up to one million hairs covering each square inch of their body. Although both mammals and desired for their fur, there are unique differences between a river otter and sea otter. Yet they tend to be able to identify the sounds that come from those that they identify with. Otters and Humans Relationship. 300. Run easily on land. On the surface, at first glance, there may not seem like much of a difference between otters and beavers. Some species are solitary, but others are social and living in groups. Thanks Don – great blog. Also look for a thick, long drag mark behind the tracks made by the otter’s tail. Most of you are probably familiar with the cute and fuzzy sea otters of the West Coast of the US, but the river otter of the Eastern seaboard and inland spaces is sleek and fun too. Found in both saltwater and freshwater, a river otter lounges around riverbanks and swims with its belly down, keeping the majority of its body submerged below the water. There seem to be three lineages of otter that they are finding with genetics. While sea otters have rear flippers that are much larger than their front feet, a river otter’s limbs are of roughly equal size. Therefore, they are very active and can easily chase their pray species in the water. Here it tucks into a seafood buffet while lurking beneath a bridge. Get monthly (ish) updates via email from Don Enright. I was just at dogbeach at Vanier Park and 5 “river otters” swam by, stopped to watch the idiot labradors, inluding mine, chasing balls. Otters are really, really smart. The animals sometimes … River otters: Dark brown. River otter fur ranges from light to dark, rich brown. They carry rocks and store food in the loose skin under their armpits A UK's first - Sea Otters! Usually their claws are sharp, but not in sea otters. Don't know if you know or not but Calgary has had a pair born. The future of many species of Otters has almost been destroyed due to selfishness on the part of humans. Gerry Lunn Exactly except those that frequent bays… you know what those are called. Very often swim on their backs. Use these clues to help you decide: Is it a river otter or a sea otter? River otters are typically about one-quarter the size of sea otters, and they have tails that are longer and more rounded. Their tails are short and not as muscular as river otters. The otter has a long cylindrical body with a powerful tail, making it ideal for life in the water. They are clumsy on land. River otters also have long, muscular tails unlike their sea counterparts. This site uses Akismet to reduce spam. An adult North American river otter can weigh between 5.0 and 14 kg (11.0 and 30.9 lb). In the wild, they mostly consume non-game fishes, so the competition with game fishers is low. A river otter that has made it into the Dr. Sun Yat-sen Classical Chinese Garden is devouring the park’s huge koi. River otters love fish, frogs, crayfishes, crabs, and other aquatic invertebrate creatures. River Otters with Snow. River otter WEIGHT: 10–30 lbs. Our ocean faces many threats like the onslaught of ocean trash, overfishing and ocean acidification. Otters can also eat birds, rabbits and other rodents. Photo: River otter or sea otter? Learn how your comment data is processed. I'll be integrating your little tid bits into the Beavers and Otters walk I'm doing this Sunday in Stanley Park. The giant otter or giant river otter (Pteronura brasiliensis) is a South American carnivorous mammal. Please try Featured Videos Related Why Hundreds of Sea Otters Died in the Pacific Watch a Family of Otters Fight Off a Crocodile. Tracks are usually at least 2cm wide (wider than your thumbprint). Giant otters are more social than river otters, but separate groups tend to avoid each other. The semi-aquatic river otter spends about 75% of its time on land and 25% in the water. Sea otters typically give birth to only one pup, and care for their young until they become independent around eight months to one year old. 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