sea otter physical characteristics

Sea otter fur is the densest of any mammal at about 1 million hairs per square inch (We have 100,000 hairs on our entire head). Population characteristics in the general environment and population genetics and dynamics of a population at-risk. The otter is one of the few mammals that use tools. The sea otter, Enhydra lutris, is about three feet long, with a tail that adds approximately one more foot to its length.In shape it is like a river otter, which is slightly smaller in body but has a longer tail. They are both fissipeds, “split-footed” members of the order Carnivora, and are more closely related to terrestrial carnivores, like … Otters are born otters but grow and develop into bigger otters. This shallow-water otter is mainly diurnal, commonly observed sliding on mud banks, foraging in the … However, this high metabolism requires them to eat a lot of food. This keeps the cold water away from their skin. *Sea Otters love to play around and even play games such as tag. Males can weigh up to 70 lbs. A male river otter appears to approach females indiscriminately until it finds one that is receptive. When swimming, look for a body with sleek, dark fur instead of blubber. 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. The marine otter is really a freshwater otter that has learned to occupy marine environments in South America. They have pronounced canine teeth. The sea otter is born an otter and grows just like we do. Sea otters often float at the water's surface in forests of kelp, or giant seaweed, and entangle themselves to keep from moving in the rolling sea. Photo by Lilian Carswell, U.S. *Sea Otters unlike other otters capture food with their flexible fingers and grab food with their hands. Its ears and nostrils are closed down in water. Average weight of an adult female California sea otter is about 50 lbs. Just about everyone that seems them has a comment in that regard to make. A physical adaptation that a sea otter has it that they use their Another physical adaptation that my animal has is that it has very feet to reduce or maximize heat loss. Females can give birth any time of the year, but most in California have their pup between January and March. Fish and Wildlife Service. Sea Otters. Sea otter teeth are adapted for crushing hard-shelled invertebrates such as clams, urchins, and crabs. The sea otter is known to have one of the thickest, hottest layers of hide in the set of all animals which keeps the sea otter warm in the harsh elements of the North Pacific waters. Sea Otters and Polar Bears: Marine Fissipeds Two Alaska marine mammals are neither pinniped nor cetacean: the polar bear and sea otter. Sea otters are a keystone species and play a critical role in the food web of the kelp forest, so much so that even terrestrial species are influenced by sea otter activity. Wild sea otters typically have a lifespan between 15 and 20 years. Mating Behavior. The Sea Otter has a small round face that is absolutely adorable. 10. Otters do not have blubber, instead air is trapped within their fur to keep them warm. Sea Otters have two types of hair. It has short tail and webbed-feet with retractable front claws. Their most striking anatomical features are the powerful webbed feet used to swim and their seal-like abilities to hold their breath underwater. They have a body length between 55 and 130 cms (21.5 - 51 inches), a tail length between 13 and 33 cms (5 - 13 inches) and they weigh between 21 and 28 kgs (46 - 62 lbs). Physical Characteristics. Their facial vibrissae (whiskers) may reach 10.2 cm (4 in) in length but are usually worn down to about 5 cm (2 in). Some construct waterslides, for example. A male approaches a female and attempts to embrace her with his forelegs or … The sea otter’s feet are webbed which are good for picking up speed in the water. Sea otters are part of the weasel family. The 13 otter species are members of the Mustelidae, or weasel, family and live in and out of water.For example, river otters reside along streams and waterways in freshwater areas within North America, and endangered sea otter inhabit the coasts along the Northern Pacific Ocean. Sharks and killer whales eat sea otters on occasion. Distribution. As a sexually dimorphic organism, male sea otters are larger in size than the females of this species. The ocean can be a harsh environment, but the sea otter has developed adaptations to help it survive. The sea otter can usually be found in kelp beds, and looks very much like lumps of kelp. They have roughly 850,000 – 1,000,000 hairs per square inch on their body. Adult males reach an average length of 4.5 feet (1.4 m) with a typical weight between 50 and 100 lbs (23 to 45 kg), while adult females reach an average length of 4 feet (1.2 m) and typically weigh 45 lbs (20 kg). Both animals have webbed feet, though the back feet of the sea otter are enormous by comparison, which is important for its life in the ocean. The coast of the Pacific, especially to the east and north, is home to the magnificent sea otter. The sea otter has a lot of insulating fur to keep warm. Sea otters are a keystone species, meaning their role in their environment has a greater effect than other species. The sea otter fits all of these characteristics and also is active year round like members in this family. When sea otter populations are healthy, urchin populations are kept in check, and kelp is abundant. Sea otters are just as full of interesting characteristics as they are full of cuteness! Sea otters come from the northern part of the Pacific Ocean, where it is very cold. Sea Otter Facts for Kids. Asian small-clawed otter is found in freshwater wetlands and mangrove swamps, and at higher elevations, it is associated with fast-flowing, rocky streams. 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