Though walrus shares certain physical features with sea lions, it does not have the external ear as that of sea lions. Together with the fur seals, they comprise the family Otariidae, eared seals, which contains six extant and one extinct species (the Japanese sea lion) in five genera. Filmed on a remote island in the Arctic, shrouded in fog, we are treated to stunning footage of a Polar Bear in pursuit of a Walrus. • Sea lions can walk on the ground using four feet, but walruses push their rear side forwards and moves the front into the intended direction of movement while walking. They are unique with their large tusks and vaccuum-like mouths that can suck up shellfish from the ocean floor. Pinnipeds are classified under three families, eared seals, true seals and walruses. The walrus species can be divided into those that live in the Pacific Ocean and those that live in the Atlantic Ocean. To conclude, the article provides a comparison of the seal, sea lion, walrus, and otter with their … Seals do have front feet stubby and thinly flippers webbed. The ears are located on the sides of their head. Sea lions belong to the Family: Otaridae, which accounts for both fur seals (nine species) and others (seven species). Pinnipeds: Seals, Sea Lions and Walruses . Both seals and sea lions, together with the walrus, are pinnipeds, which means "fin footed" in Latin. Well here are a couple of easy ways to spot the difference. California sea lion and Stellar Sea lion are the well known sea lion species. When on land, the sea lions walk on all four flippers. Seals vs. sea lions is a difficult topic to grasp, but this article aims to clearly illuminate the difference between these two aquatic beasts. Other than tusks, walruses … Pinnipeds are those animals that spend a lot of time on both the shore of a landmass and in the ocean, and they include walruses along with sea lions and seals. The most notable anatomical differences are the ears and the flippers. • Sea lions have external earflaps but not the walruses. They return to land to give birth and nurse their young. They are grazing marine mammals, which serves the marine ecosystem to be highly nutritious via enabling the nutrients to be released into the water after disturbing the seafloor by walruses. Leopard seal Seals are warm blooded creatures. However, sometimes there are males weighing up to 2,000 kilograms as well as females of 800 kilograms. Baby seals or sea lions are called pups, while baby walruses are known as calves. This article reviews the important characteristics of both walrus and sea lions in a brief manner and then performs a comparison between walrus and sea lion. He has more than ten years of diverse experience as a Zoologist and Environmental Biologist. Though walrus shares certain physical features with sea lions, it does not have the external ear as that of sea lions. Walrus is also bigger than sea lions. The … Fur seals have a thick layer of fur which grows underneath coarse protective hair. Sea lions have relatively thin layers of blubber but have more hair. That suggests the female walruses are usually smaller and lighter than males. Elephant seals spend up to 80% of their lives in the ocean. Summary Eared seals include both sea lions and fur seals due to the presence of small external ears, which make them different from true seals. There is no difficulty in differentiating a sea lion from a walrus. Seals have a thin layer of coarse hair and … Also, sea lions are just plain noisy, whereas seals are a bit quieter. What keeps them warm in cold water where many of them live is their thick layers of fat, called blubber, under their skin. Watch as a sea lion drags a young girl into the waters at the Steveston Fisherman's Wharf, Richmond B.C. They are really a type of sea lion. Walruses are pinnipeds, but they are in the family, Odobenidae. True seals are also known as earless seals, or simply "seals". Walrus and sea lion belong to the same Superfamily: Pinnipedia under the Order: Carnivora. Sea lions and seals are both part of the group known as pinnipeds. In land movement, walrus is like sea lions that uses its four flippers. As nouns the difference between walrus and seal is that walrus is (countable) a large arctic marine mammal related to seals and having long tusks, tough, wrinkled skin, and four flippers, (taxlink) while seal is a pinniped, particularly an earless seal (true seal) or eared seal or seal can be a stamp used to impress a design on a soft substance such as wax. Like the sea lion and fur seal (family Otariidae), the walrus can turn its hind flippers forward under its body when on land and can thus crawl using all four limbs. Compare the Difference Between Similar Terms. Your email address will not be published. In this article, we have used the term seals to refer to true seals. Walrus is the only living species in the Odobenus genus. Surprising to many lay people, evolution specialists maintain that seals are more closely related to cats and bears than they are to sea lions. The group of marine mammals consisting of seals, sea lions, and walruses is known as the Pinnipeds, (from "pinna" meaning "feather" + "pes" meaning "foot" = "feather-footed"). Walrus, Odobenusrosmarus, is one of the most distinctive animals living in the marine ecosystem with a pair of characteristic tusks. [4] • There are seven species of sea lions while there is only one species of walrus. Required fields are marked *, Notify me of followup comments via e-mail, August 3, 2010 • no comments. • Sea lions have external earflaps but not the walruses. The walrus's body shape shares features with both sea lions (eared seals: Otariidae) and seals (true seals: Phocidae). Pinnipeds (pronounced / ˈ p ɪ n ɪ ˌ p ɛ d z /), commonly known as seals, are a widely distributed and diverse clade of carnivorous, fin-footed, semiaquatic marine mammals.They comprise the extant families Odobenidae (whose only living member is the walrus), Otariidae (the eared seals: sea lions and fur seals), and Phocidae (the earless seals, or true seals). They forage at sea but most come ashore or onto ice at some time of the year to mate, give birth, suckle their young, or to molt. Males mate with multiple females in winter. Walrus is also bigger than sea lions. Your email address will not be published. Unlike the sea lion, walrus relies more on the body for swimming like that of the true seals. The sea lions have external ear flaps (pinnae) and long front flippers. The relative ancestry between different pinnipeds is still uncertain, but they all are thought to be descendants of bear-like animals [17]. However, despite being marine mammals, much of their time is spent on the ice. Steller sea lions are the largest in the family. But seals and sea lions are in different taxonomical families owing to some key anatomical differences. Informational (nonfiction), 904 words, Level P (Grade 2), Lexile 620L . But seals' furry, generally stubby front feet — thinly webbed flippers, actually, with a claw on each small toe — seem petite in comparison to the mostly skin-covered, elongated fore … All rights reserved. While seals and sea lions are both part of the pinniped family, there are differences between the two! Sea lions and walrus belong to the same group of animals known as Pinnipeds. They are excellent swimmers with forelimbs modified into flippers and the presence of a fatty fin-like tail. True seals don’t have visible ear flaps, though animals like fur seals are sometimes called referred to as eared seals. Difference Between Animal and Human Communication, Difference Between Grizzly and Black Bear, Difference Between Coronavirus and Cold Symptoms, Difference Between Coronavirus and Influenza, Difference Between Coronavirus and Covid 19, Difference Between Modulation and Multiplexing, Difference Between Regulatory and Repressor Protein, Difference Between Navy Seals and Delta Force, Difference Between Gravimetric and Titrimetric Analysis, Difference Between Orthoboric Acid and Metaboric Acid, Difference Between Regeneration and Fibrosis, Difference Between Culture and Media in Microbiology, Difference Between Oxirane Glycidyl and Epoxy Groups, Difference Between Filgrastim and Lenograstim. A walrus usually weighs over 1,700 kilograms, and which is seconds only to the elephant seals among pinnipedian species. There are also obvious similarities between seals and sea lions. Also, they have claws with small toes. Around five years of age, there will be a bump on top of the head of males called the sagittal crest. • Walrus weighs much more than sea lions. In this fascinating and engaging book, students will learn the distinguishing characteristics of seals, sea lions, and walruses. Pinnipeds include "true seals", sea lions, fur seals and walruses. Seal vs Sea Lion. Sea lions have a short and thick coat of hair, which is characteristic for them. Walrus is widely seen in the Arctic Ocean and the sub arctic seas in the Northern Hemisphere. The lifespan of these interesting marine mammals ranges from 20 to 30 years. Called calves on how long the fertilized egg lies dormant Lop and Mini.! Walk on all four flippers % of their head, and walruses anywhere from 8 to 16,! 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