Ocean Conservancy, International Coastal Cleanup, Ocean Action Network, Trash Free Seas, Trash Free Seas Alliance and Rippl are registered trademarks of Ocean Conservancy. The benefits that a heavy sea otter presence provides to seagrass, among others, is one of the many reasons they are deemed keystone species — that is, species that hold an ecosystem together. Female sea otters can have two babies born at once, however they usually will abandon one of them. Males are more solitary or spend time with other males. Sort by : Relevance. They hold their food in their hands as they eat, and although they crush the shells of crabs and molluscs with their strong back teeth, they are known to leave them in the sun for a while so that the shells open up in the heat. If this layer becomes matted and clogged with oil or other substances, it could prevent the animal staying warm, and it would affect its hunting ability. An ecosystem is the interaction of living things with each other and with their environment. Female california sea otter with her baby/infant and a male otter are seen in the kelp on a cold Sea otter … Orientation. At about two months of age, they are taught to swim by their mother. The average gestation period is six months. These charming marine mammals are a contrast of extremes. Asian short-clawed otter feeding ©Getty Images. They have so much fur, they are too buoyant to stay underwater. Msg & data rates may apply. a fair dealing for the purposes of research or study) no part of this website may be reproduced, stored in a retrieval system, communicated or transmitted in any form or by any means without prior written permission. The otter is the smallest marine animal but they can get up to five feet long and weigh up to around 70 pounds. The sea otter is born an otter and grows just like we do. They can dive as deep as 100 metres, and can close their nostrils and ears when they do so. This is a medium sized otter about which little is known. Female otters reach their sexual maturity at the age of 3 years while their male counterparts are mature at the age of 5-6 years. Your support can make a difference! Powered by Create your own unique website with customizable templates. Features of sea otters: What do they look like? Their back feet are used to steer them in the water. Like other members of this family, they have very thick fur. Unlike other marine mammals, sea otters do not have a layer of blubber to keep them warm. They are the least social of the otters. Enhydra lutris. They also live near beaches and shores and mangroves. When they are about a year old, they are independent and head off on their own. The life cycle of the parasite, Toxoplasma gondii, how it contaminates coastal waters and infects... [+] wild sea otters. They easily run on land and swim doggie-style. Make a difference for sea otters, the ocean they call home, and the ecosystem we all depend on by making a donation today. We are authors (together, individually and with others) of numerous books for teachers and kids, published in Australia and overseas. The … Currently, the species has stable populations in Alaska, alon… In fact, at 850,000 to one million hairs per square inch, they have the thickest fur of any mammal. An imbalance can destroy the ecosystem. They swim mostly on their backs or sides so they can see underwater and above. Close to their skin there is a thick layer of fur that traps air. Explore {{searchView.params.phrase}} by color family With the help of donors like you, Ocean Conservancy is developing solutions to save our ocean. Sea otters have lighter hair around their head, a fluffy, husky body, swim on their backs, and are very rarely found on land. The tail comprises less than a third of the body length. All . Sea otters love cracking open mollusks like these and even use tools to crack them open. The 13 species range in adult size from 0.6 to 1.8 m (2.0 to 5.9 ft) in length and 1 to 45 kg (2.2 to 99.2 lb) in weight. ©Getty. Happy National Sea Otter Awareness Week! Includes easy to read sentences for early readers. Mobile alerts from Ocean Conservancy. The heaviest of the otter species. Learn from their accomplishments, Rose. They have webbed feet, water-repellent fur to keep them dry and warm, and nostrils and ears that close in the water. The most comprehensive image search on the web. They use the rock as a table against which they smash their shelled prey to g… Sea otter rafts are segregated: Groups of between two and 1,000 otters are either all males or females and their young. They thrive in warm, coastal waters and usually remain within a kilometer from the shore. The heaviest of the otter species. After about a month, their eyes are open and they begin exploring the den. Since they don’t have a layer of blubber to keep them warm, like other marine animals, adult sea otters must eat 25% or more of their body weight a day to keep warm. A sea otter’s pelt is the thickest of any mammal. Otters are part of the mammal family called mustelids, which includes ferrets, badgers, minks and weasels. It is made up of a waterproof top layer and a short underlayer, which can contain as many as one million hairs per square inch. New. Otters are born otters but grow and develop into bigger otters. Otters reproduction and life cycle. To do this, they slow down their heart rate so they use less oxygen. Males weigh 22-45 kg and are 1.2-1.5 m in length. kidcyber provides links to other web pages, selected and examined for their appropriateness, to provide more information about a particular topic. Two sleeping sea otters holding hands so they do not float apart. Otters can "hide" in the kept forests and are safe from the whale, but can only stay there for one minute. They are the smallest of 13 species of otter,  known by a number of names including oriental small-clawed otter,  short-clawed otter or small-clawed otter. Females are slightly smaller, weighing 14-33 kg and measuring 1-1.4m in length. Today they are protected by law and their numbers have increased. Sea otter holding a rock that it uses to open shells ©Getty Images. Most otter species are protected. Only 2% of sea otter births are multiples. Relevance. Sea otters are social, and hang out together in groups called rafts. These otters choose territories in areas with equal amounts of land and running water. Jun 9, 2016 - Explore Jenna Raski's board "Sea Otters" on Pinterest. Their habitat  is next to rivers and streams, in wetlands, and estuaries (an estuary is a partly enclosed area of water with rivers running into it, and connected to the sea). A European otter standing on an ice ledge ©Getty. Like most other mammals, sea otters will live based on if there is a good food supply. Otters carry large stones between their forepaws on these dives, used to dislodge prey and to break open shells. See more ideas about otters, sea otter, otter art. Upon returning to the surface, they float on their backs, with the rock on the stomachs. Sea otters typically do not swim alone, they usually swim in rafts, all of them floating together. again or contact 1.888.780.6763. The fur is responsible for insulating them and keeping them warm because they do not have a layer of blubber to keep them warm and protect them from the outside environment. They are known to hunt in the sea and in freshwater. The evergreen trees and shrubs, also commonly called mangroves, thrive in mud or sand flats that are flooded daily with sea water. Mating and breeding do not occur in the sea. Portrait . Periodic messages. But right now, their population is at risk from oil spills, disease, and predation. Depending on where they live, predators could include large cats and snakes, alligators or caimans, domestic dogs, or eagles. Sea otters dive to rocky reefs, where they collect invertebrates and also a large rock. Otters must spend a lot of time grooming this top layer. The Asian small-clawed otter is the smallest otter species and the giant otter and sea otter are the largest. There are 13 species, or kinds, of otter, on every continent except for Australia and Antarctica. Otters live in groups consisting of a female, her older young, and her latest pups. If so desired, buyers can even have their Rapha Cycle Club member number printed on to the frame, too. Without them, the vibrant marine life they make possible is at risk, too. FEEDING: Underneath each of the sea otter's powerful front paws is a pouch to store food collected during foraging dives. LIFE CYCLE: Male sea otters live between 10 and 15 years, while females live slightly longer, from 15 to 20 years. They are classified as Endangered. They are  found in north-western and south-western India; southern China including Hainan, a large island off the south China coast; the Malay Peninsula; the islands of Sumatra, Java, and Borneo; the Riau islands; and Palawan Island in the Philippines. by James Huang. The sea otter is in the phylum chordate because sometime during its life cycle it has a notochord, dorsal nervechord, pharyngeal slits, endostyle, and a … It’s a member of the weasel family, and the only marine mammal that doesn’t have blubber to keep it warm. Instead, the fur is very thick, the thickest of all animals. Students from K to 8, their teachers and parents.Homeschool students and their parents.Teacher Librarians, If you:– need more help with this topic– need information for a school project– find broken linkscontact kidcyber. Only adult males establish territories, which they patrol during mating season to keep out other adult males. Sea otters play a very important role in maintaining the balance in their near-shore marine environment, so important that they are considered to be a 'keystone' species. Sea otters are social, and can often be seen in large groups called rafts. Do ... Do Unto Otters Ocean Unit Sea Colour Science Projects Life Cycles Learn To Draw Nature Pictures Creative Art Wildlife. ©Getty. The length of a sea otter is four feet in California whereas in north sea, the height is slightly more than this. Unlike other marine mammals, sea otters do not have a layer of blubber to keep them warm. The diet of Asian short-clawed otters is mainly crabs, other crustaceans, molluscs and fish. Thanks for celebrating National Sea Otter Awareness Week with us! It has a highly buoyant, elongated body, blunt snout and small, wide head. Even a baby sea otter can stay warm on the open ocean, but they do need some help from their mothers. 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