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Like otters, beavers also have a tail adapted for swimming -- in their case for steering -- but it is broader and flatter. The otter is related to the weasel. They also use crayfish, crabs, and frogs as a supplement in their diet. They use their powerful and ever-growing upper front incisor teeth to cut trees and other plants to build their homes. Beavers use these teeth to cut through wood. Mother Otters act as a dedicated caregiver for their offspring. A striking feature of their body is their long, pointed tail, which is about 30-50 cm long on average. The average weight of a Beaver is about 22 kgs, while Otters usually weigh between 7-11 kgs. Therefore, it would be beneficial to understand the differences between otter and beaver. Hi, I am Elise McDonald, a wildlife blogger, and author. The beaver is shorter, stockier, and has the tell tale long, flat tail. Otter and beaver are completely different animals, but with much similar looking appearances. However, that’s where all the similarities between the two end. While two of them are extant (North American and Eurasian beaver), the remaining one (Castor Californicus) has been extirpated. Sometimes, it is possible to commit mistakes by referring these two different species as one, due to the similarities in their appearance. All otter species are carnivorous, and feed on fish, frogs, birds, molluscs, and other invertebrates. Usually their claws are sharp, but not in sea otters. When on the ground, you will mostly find these rodents standing on their hand limbs. In this article, we will tell you about the differences between these two animals on grounds of their diet, appearance, reproductive cycle, and so on. 9. When compared with a Beaver, an Otter looks almost hairless. Both the male and the female Otters mature sexually when they are about 2-3 years of age. All rights reserved. Take a look at the table given below to notice the differences between their lineage and other physical characteristics. • Beavers build either dams or lodges as their home along the stream, whereas otters live in hidden holes on land known as halts. The name “otter” is derived from the Old English terms “otor” or “oter”. Sometimes, it is possible to commit mistakes by referring these two different species as one, due to the similarities in their appearance. Beavers, on the other hand, have access to an abundance of vegetation. The name “beaver” can trace its root back to the Old English terms “befer” or “beofor”. While they can mate right after their young ones are born, they choose to wait a year to nurse them. All in all, the two have little similarities. Unlike the Otter pups, the kits are born fully matured, with their eyes open and functioning, and their bodies are covered in thick fur. There are 13 species of otters naturally distributed around aquatic habitats of Europe, Asia, Mediterranean countries, and Americas. Otters are the carnivorous mammals that belong to the family of Mustelidae, a family in which animals like minks, wolverine, badgers, and weasels also reside. However, if the female’s pup dies, she looks to get pregnant again quickly to have another offspring. Otter and beaver are completely different animals, but with much similar looking appearances. 7. All the breeds of Otters in the world are aquatic, semi-aquatic, or marine. Otters show their consent to mating by rolling around with the males. 12. All the Otter species, except the Sea Otter, have a tail that is long and muscular to help them in swimming. He has more than ten years of diverse experience as a Zoologist and Environmental Biologist. These terms find their root in the Proto-Indo-European language term “wodr”, a word that is also believed to have given birth to what we call “water” today. They can eat the leaves, fruits, foliage, twigs, and even barks of trees and aquatic plants. Their pregnancy lasts for 2 – 3 months, and the newborn cubs live with families including fathers and siblings as well. Some species of Otters can open shellfish and feed on them. At first glance, these mammals look somewhat similar to seals. Their breeding season commences in January and lasts until February. Since Beavers have brown skin, their names are quite justified. they chew on wood for two reasons- they have to keep their teeth at a good size, otherwise they will grow … Filed Under: Animals Tagged With: beaver, Carnivora, Castoridae, Eurasian beavers, Mustelidae, North American beavers, Otter, Rodentia, sea otters, semi aquatic carnivorous mammal. Otters can also eat small mammals or birds if they are easily available in their surroundings. 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The Otters have two sharp teeth protruding from their lower jaw with a considerable gap between them. In terms of body weight as well, Otters are much lighter than the Beavers. Beavers belong to the genus of Castor, which consists of a total number of three species. The otter is longer, thinner, and has a tapered tail. 8. • Otter has webbed paws in both pairs of limbs, whereas webbing is only present in the hind feet in beaver. Both Otters and Beavers have a specific mating season, but while Beavers are monogamous and reproduce with their partners, Otters look for a new partner every season. Otter’s offspring is called pup and is born without being fully-matured, while Kit, the Beaver’s younger one, is fully-matured when it is born. Their face is small, with black eyes set on the sides of it, with thin whiskers all over their face. Otter’s offspring is called pup and is born without being fully-matured, while Kit, the Beaver’s younger one, is … An otter’s tail looks like a muscular cat’s tail, a beaver’s tail looks like a paddle. Terms of Use and Privacy Policy: Legal. This natures’ architect can live up to 25 years in wild, by the time it weighs almost 25 kilograms. A beaver has big teeth. Otters are carnivorous, whereas Beavers strictly adhere to a vegetarian lifestyle. An Otter pup is blind at the time of its birth and remains so for about a month. The female. In the winter season, the barks of trees make up about half of their diets. They have a slender and elongated body with short legs. To swim comfortably, Beavers have see-through eyelids and closed nostrils as well as ears. For the first 12 months, mother otters nurse its young ones. Today, you can find about thirteen species of otters in the world, with the rest of their siblings extirpated. The beaver is related to the rat. The tails of these two animals are very different from each other. • Otter belongs to the Family: Mustelidae of Order: Carnivora, while beaver belongs to the Family: Castoridae OF Order: Rodentia. So, what are the differences between otters and beavers? Otters are covered from head to toe with a brown, glossy fur. Only the hind limbs of a Beaver are webbed, while the forelimbs are shaped like claws. They can swim and dive fast with their webbed hind feet and flipper-like scaly tail. Both groups of animal have thick, brown waterproof coats to keep them warm in their partially aquatic environment. Their ears are more prominent than the Otters, round and black, placed at the side of their eyes. The gestation period extends up to 120 days, after which the female Beaves can give birth to 3-4 kits at a time. As a starting point, they have completely different feeding habits, but other interesting facts are must-reads. , placed at the right place, much smaller otter breed is the habitat. 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