Additionally, their ability to walk on the ground by all four feet with the use of long forelimbs is another distinguishing feature among many pinnipedian species, and which has caused them to spend more time on land than in sea. Pinnipeds can live in the womb for anywhere from 8 to 16 months, depending on how long the fertilized egg lies dormant. Sea lions are pinnipeds characterized by external ear flaps, long foreflippers, the ability to walk on all fours, short, thick hair, and a big chest and belly. Your email address will not be published. • Walrus weighs much more than sea lions. Seals have a thin layer of coarse hair and … Another seal that many people think of is the leopard seal. Walrus is widely seen in the Arctic Ocean and the sub arctic seas in the Northern Hemisphere. • Whiskers are more prominent in walrus, but those are not that prominent in sea lions. They have an average lifespan … The most notable anatomical differences are the ears and the flippers. Let’s sort out the taxonomy first. Both seals and sea lions, together with the walrus, are pinnipeds, which means "fin footed" in Latin. Elephant seals spend up to 80% of their lives in the ocean. To conclude, the article provides a comparison of the seal, sea lion, walrus, and otter with their … There is no difficulty in differentiating a sea lion from a walrus. Terms of Use and Privacy Policy: Legal. Summary True seals are also known as earless seals, or simply "seals". 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"). The lifespan of these interesting marine mammals ranges from 20 to 30 years. Watch as a sea lion drags a young girl into the waters at the Steveston Fisherman's Wharf, Richmond B.C. To keep warm in deep seawater and on land seals and sea lions need blubber. Oddly enough fur seals are not seals at all. These tusks are present in both males and females. When on land, the sea lions walk on all four flippers. The tusk and stiff whiskers are the main features that differentiate a walrus from a sea lion. • Walrus belongs to the Family: Odobentidae while sea lions belong to the Family: Otaridae. California sea lion and Stellar Sea lion are the well known sea lion species. 1) Sea lions have external ear flaps. Seal vs sea Lion vs Walrus vs Otter difference & comparison. Female leopard seals, the larger of the two sexes, can … All those walruses are distinguishable from the presence of the tusks, which is their most distinctive feature. Sea lions are the most social of the three. While seals and sea lions are both part of the pinniped family, there are differences between the two! 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). Dominance is established among males according to body and tusk size. Also, they have claws with small toes. The sea lions have external ear flaps (pinnae) and long front flippers. Sea lions (PICTURE 1) are any of seven species in six genera of modern pinnipeds including one extinct one (the Japanese sea lion).Sea lions are characterized by the presence of external ear pinnae or flaps, long front flippers, and the ability to walk on four flippers on land. Unlike the sea lion, walrus relies more on the body for swimming like that of the true seals. • Sea lions have four flipper-like feet whereas there only two such feet in walrus. Steller sea lions are the largest in the family. One obvious difference between walruses, seals and sea lions is that walruses are the only pinnipeds with tusks. Filed Under: Animals Tagged With: Sea Lion, sea lions, walrus, walruses. Sea lions are mainly found in the sub arctic to tropical waters in both the hemispheres. Compare the Difference Between Similar Terms. Pinnipeds divide their time between near shore terrestrial habitats and the ocean. They can hold their breath for more than 100 minutes – longer than any other noncetacean mammal. Seals, Sea Lions, and Walrus: Pinnipeds. They are really a type of sea lion. Seals and sea lions share adaptations for living in the sea—including blubber, flippers, and streamlined bodies. In addition, their whiskers are prominent, and the great bulky body are important to consider. Leopard seal Seals are warm blooded creatures. • 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. Baby seals or sea lions are called pups, while baby walruses are known as calves. Unlike the sea lion, walrus relies more on the body for swimming like that of the true seals. They mainly feed on the benthic molluscs, shrimp, crab, tubeworms, corals, sea cucumbers, and many other pinnipedian body parts. But seals and sea lions are in different taxonomical families owing to some key anatomical differences. These three subspecies are known as Atlantic walrus (O. r. rosmarus), Pacific walrus (O. r. divergens), and Laptevi walrus (O. r.laptevi). 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. Walrus, Odobenusrosmarus, is one of the most distinctive animals living in the marine ecosystem with a pair of characteristic tusks.
Walrus is a see also of seal. Walrus belong to the Family: Odobenidae of the Order: Carnivora, and it is the only species of this family, but there are three subspecies of walruses. That suggests the female walruses are usually smaller and lighter than males. • Sea lions have four flipper-like feet whereas there only two such feet in walrus. While the baby sea lions are called pups, baby walrus are called calves. Though sea lions and walrus are both winged foot animals, they differ widely in their body features and habitat. Pinnipeds: Seals, Sea Lions and Walruses . Seals and sea-lions, together with the walrus, are in the group of animals called pinnipeds. The Walrus made its maiden flight in 1933, the design effort having commenced as a private venture four years earlier. Pinnipeds include "true seals", sea lions, fur seals and walruses. Seals have little holes on their head, and lacks a pinnae. The tusk and stiff whiskers are the main features that differentiate a walrus from a sea lion. • There are seven species of sea lions while there is only one species of walrus. Sea lions are mainly found from the sub arctic to tropical waters in both the hemispheres. But this hair does little to keep them warm when they dive deep in the water. In addition, the walruses have large fangs that do not have seals or sea lions. Though walrus shares certain physical features with sea lions, it does not have the external ear as that of sea lions. Although they feed in the sea, they surface for air. Informational (nonfiction), 904 words, Level P (Grade 2), Lexile 620L . Unlike the sea lion, walrus relies more on the body for swimming like that of the true seals.
They’re the Third Largest Seal in the World. The sea lion has a … Your email address will not be published. However, despite being marine mammals, much of their time is spent on the ice. 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. They are unique with their large tusks and vaccuum-like mouths that can suck up shellfish from the ocean floor. • Sea lions have external earflaps but not the walruses. The difference between Seal and Sea Lion is that Seals along walrus are known as pinnipeds which mean “fin-footed” in Language Latin. [4] • 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. True seals are also known as earless seals, or simply "seals". There are also obvious similarities between seals and sea lions. Though walrus shares certain physical features with sea lions, it does not have the external ear as that of sea lions.
Seals do have front feet stubby and thinly flippers webbed. A walrus usually weighs over 1,700 kilograms, and which is seconds only to the elephant seals among pinnipedian species. However, they are not seen in the Atlantic Ocean. Also, sea lions are just plain noisy, whereas seals are a bit quieter. But seals and sea lions … 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. The main difference between seal and sea lion is that seals belong to family Phocidae whereas sea lions belong … 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. Sea lions are usually 2 –3 metreslong and have their bodyweights ranging from 200 to1000 kilograms. Well here are a couple of easy ways to spot the difference. As with otariids, it can turn its rear flippers forward and move on all fours; however, its swimming technique is more like that of true seals, relying less on flippers and more on sinuous whole body movements. In this fascinating and engaging book, students will learn the distinguishing characteristics of seals, sea lions, and walruses. Sea lions have relatively thin layers of blubber but have more hair. • Sea lions have external earflaps but not the walruses. Seals and sea lions are both mammals. Walrus is also bigger than sea lions. The walrus's body shape shares features with both sea lions (eared seals: Otariidae) and seals (true seals: Phocidae). Sea lions are very vocal, sometimes even considered as noisy. Pinnipeds are classified under three families, eared seals, true seals and walruses. As mammals, pinnipeds are warm-blooded, breathe air with lungs, have hair, bear live young, and females nurse their y… Walrus is the only living species in the Odobenus genus. Seals, Sea Lions, and Walruses. In land movement, walrus is like sea lions that uses its four flippers. Walrus haul out in large aggregations. 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. On the other hand, walrus does not have external ears. Other than tusks, walruses … Naveen is a Doctoral Student in Agroforestry, former Research Scientist and an Environmental Officer. • Walrus weighs much more than sea lions.
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 … 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. Elephant seals are the largest of the true seals. Sea lions have external ear flaps, which are important to notice. @media (max-width: 1171px) { .sidead300 { margin-left: -20px; } }
Surprising to many lay people, evolution specialists maintain that seals are more closely related to cats and bears than they are to sea lions.
Another feature is that the sea lions do not have dense under fur. [Sea lions are in the family, Otariidae. Sea lions and walrus belong to the same group of animals known as Pinnipeds. Sea lions and seals are both part of the group known as pinnipeds. These are two distinctive animals with some characteristics features from both animals to make each one unique in the animal kingdom. Walrus and sea lion belong to the same Superfamily: Pinnipedia under the Order: Carnivora. What is the difference between Walrus and Sea Lion? He has more than ten years of diverse experience as a Zoologist and Environmental Biologist. They return to land to give birth and nurse their young. They are excellent swimmers with forelimbs modified into flippers and the presence of a fatty fin-like tail. Difference Between Distilled Water and Boiled Water, Difference Between McDonalds and Burger King, Difference Between Dwarf Lop and Mini Lop. The sea lions have external ear flaps (pinnae). This does not help the already confused general public distinguish between seals and sea lions. However, sometimes there are males weighing up to 2,000 kilograms as well as females of 800 kilograms. In land movement, walrus is like sea lions that uses its four flippers. Fur seals have a thick layer of fur which grows underneath coarse protective hair. Sea lions belong to the Family: Otaridae, which accounts for both fur seals (nine species) and others (seven species). Monk seals, including the critically endangered Hawaiian monk seal, are also categorized as true seals. Their range extends from the subarctic to tropical waters of the global ocean in both the Northern and Southern Hemispheres, with the notable exception of the northern Atlantic Ocean. 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. Both seals and sea lions are described in the taxonomic order Pinnipedia, a grouping of carnivorous marine mammals that includes 20 genera and 31 species of seals, sea lions, and walruses. True seals don’t have visible ear flaps, though animals like fur seals are sometimes called referred to as eared 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. Walrus are the largest pinnipeds, with some males registering over 3,000 pounds. Sea lions have long and smooth whiskers or vibrissae. (adsbygoogle = window.adsbygoogle || []).push({}); Copyright © 2010-2018 Difference Between. The ears are located on the sides of their head. In this article, we have used the term seals to refer to true seals. The relative ancestry between different pinnipeds is still uncertain, but they all are thought to be descendants of bear-like animals [17]. The walrus species can be divided into those that live in the Pacific Ocean and those that live in the Atlantic Ocean. Walrus is also bigger than sea lions. The tusk and stiff whiskers mainly differentiate a walrus from a sea lion.
Firstly, seals and sea lions have completely different ears. The Supermarine Walrus (originally known as the Supermarine Seagull V) was a British single-engine amphibious biplane reconnaissance aircraft designed by R. J. Mitchell and manufactured by the British aircraft company Supermarine.. Males mate with multiple females in winter. Walruses are pinnipeds, but they are in the family, Odobenidae. These are the main differences between sea lions, seals and walruses : Regarding size, by far, the walruses are the largest of the three, while the smaller ones are the seals. Sea lions are pinnipeds characterized by external ear flaps, long foreflippers, the ability to walk on all fours, short, thick hair, and a big chest and belly. Seal vs Sea Lion. Have you ever wondered how to tell the difference between a seal and a sea lion? Of a fatty fin-like tail the lifespan of these interesting marine mammals, of... 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