Exactly how fast can seals and sea lions swim? 1111 Second Street Kim Hulse, National Geographic Society They are warm-blooded marine mammals that could live both in water and on land. 4. 95531. Seals and sea lions share adaptations for living in the sea—including blubber, flippers, and streamlined bodies. They return to land to give birth and nurse their young. a modification of an organism or its parts that makes it more fit for existence. They are actually different animal families under the order “pinniped,” which means “fin-footed” in Latin. But seals and sea lions belong to different families. Start learning with a free trial at https://skl.sh/tierzoo7Check out Mike's video here! Ask students to predict which of these marine mammals could move most easily on land (sea lions). Telling the Difference Between a Seal vs Sea Lion Before where, you should understand who these creatures are that we're talking about. Ask students to think of an example of two animals that look similar but belong to different families. Steller sea lions (Eumetopias jubatus) were once abundant and commonly seen at Point Lobos as recently as the 1950’s. Seals and sea lions are actually called fin-footed animals or pinnipedia. True seals are termed "earless" because they lack an external ear flap, whereas in "eared" seals or sea lions an external ear flap is visible. Kristen Dell, National Geographic Society, Sheryl Hasegawa, National Geographic Society Both types of seals, sea lions and walruses are all considered to be in the suborder Pinnipedia, which is usually translated as \"fin-footed\" or \"feather-footed.\" Pinnipeds (within the order Carnivora) consist of three families. Some of the worlds are: Planet Earth, Under The Sea, Inventions, Seasons, Circus, Transports and ...Continue reading ‘Seals and sea lions’ » One must travel somewhere else along the California coast to see a spectacular adult male elephant seal, with its long proboscis, or nose, for which the species is named. When comparing a sea lion vs. seal you can spot the difference a few ways, one of which is the lack or presence of an ear. There may be a small breeding colony of Stellers using near shore rocks in RNSP. Harbor seals are quite common and may be seen lounging on flat-topped near shore rocks, or hauled out sandy beaches, primarily around the Redwood Creek estuary. Seals and sea lions have many similarities, and are in the same family of Pinnipeds, but they lead very different lives. (Hair, blubber, and flippers all keep animals warm in icy water.)3. What Are the Differences Between Seals and Sea Lions? Fur seals, actually in the sea lion group, having extremely long hind flippers. Text on this page is printable and can be used according to our Terms of Service. Manner of Swimming. Usually there's only one subadult animal at a time hauled out on a sandy beach undergoing its annual molt. If you have ever seen an episode of Shark Week chances are you have seen the specials that showcase the great white sharks jumping off the coast of South Africa. Sea lions and seals live with dolphins and otters as sea lovers attracting people to beaches and aquariums. These two amazing creatures are larger than grizzly bears and are some of the top marine predators. Seals, sea lions, and walruses are all in the order Carnivora and suborder Pinnipedia, thus they are called “pinnipeds.” Pinnipeds are mammals that are well-adapted for swimming. All rights reserved. If no button appears, you cannot download or save the media. Looking at the photos of sea lions vs. fur seals, can you find any other ways to tell them apart? Being at home is a great time to learn. It's not like a sea lion doesn't have its own impressive set of jaws, not to mention they hunt penguins as well. It is classified as earless pinnipeds and is closely related to sea lion and walrus. They are often seen bobbing in the surf, checking out the shoreline. For information on user permissions, please read our Terms of Service. True seals are also known as earless seals, or simply "seals". External Ear. Any interactives on this page can only be played while you are visiting our website. Washington, DC 20036, National Geographic Society is a 501 (c)(3) organization. They usually have a streamlined barrel shape and four flippers at the end of each limb. Fur seals and sea lions are also known as eared seals. Unlike other sea-lions, the species only breeds every 17-18 months, with Seal Bay on Kangaroo Island supporting the third largest colony of Australian Sea-lions with a population of around 1,000. Movement on Land They return to land to give birth and nurse their young. There are 18 species of true seals, according to Seals World. Females are much smaller, but still weigh more than a car at 2,000 lbs. 11 Jul, 2018 Seals and sea lions are found in many of America’s national marine sanctuaries. This curated collection for learners in grades 3-5 can be implemented at home with minimal supplies and includes engaging, fun, and skill-building lessons in social studies, geography, science, and more. Seals do not have external ears. You cannot download interactives. In seals, the hind flippers extend directly behind the body, and are not capable of rotation unlike the hind flippers of sea lions that are longer and may be rotated toward the front of the body. As per the classification of Pinnipeds, there are two types of seals: fur seals and true seals. Watch and discuss the video.Show students the video of leopard seals. (50 t… Sea lions belong to family Otariidae. The other resident eared seal is the Steller, or Northern, sea lion (Eumetopias jubata), a federally threatened species. CodyCross is a famous newly released game which is developed by Fanatee. Pinnipeds are further distributed into the Odobenidae family, which is the walrus; the Otariidae family, which includes eared seals, sea lions, and fur seals; and the Phocidae family, which is the earless seals. Seals were tagged as earless since they do not have ear flaps. Sea lions can reach speeds of 25-30 mph! See more ideas about Sea lion, Animals, Lions. Fur seals, actually in the sea lion group, having extremely long hind flippers. Crescent City, CA Females are much smaller. This is why scientists refer to species in the family Otariidae as eared seals. Pinnipeds are a widely distributed and diverse group of fin-footed semiaquatic marine mammals. These animals may be seen hauled out on off shore rocks, and occasionally on sandy beaches. Seals vs. Sea Lions. Show them the photo gallery of harbor seals, leopard seals, and California sea lions.2. They are just to big, and what could a bit from a leopard seal really do to a sea lion which is covered in blubber and such a massive creature. Seals, on the other hand, have no external ear flap but instead have ear holes. Sea lions use mainly forelimbs for swimming, and they appear to be flying underwater. Gray seals clock in at about 14-23 mph. Have students make predictions.Explain to students that seals' rear flippers extend backward; sea lions' rear flippers extend forward. Code of Ethics. Elephant seals, on the other hand, are uniformly tan colored all over, and seen only rarely within the parks. Have students use the National Geographic Animals site to research what California sea lions eat, where they find food, and how they eat it. Privacy Notice |  This lists the logos of programs or partners of NG Education which have provided or contributed the content on this page. The Rights Holder for media is the person or group credited. Males measure about 20 feet long (6 meters), while females are about half as long. Seals and sea lions share adaptations for living in the sea—including blubber, flippers, and streamlined bodies. Find out Seals and sea lions Answers. Ask them how they would explain how to tell seals and sea lions apart to someone who has never seen either. (3,855.5 kilograms). Seals and sea lions do have common characteristics, hence they are somewhat the same, but some characteristics are unique and you can distinguish between them easily. They are mammals, which means that they have live young, produce milk, have hair (or fur) on their bodies, and breathe air. The Phocidae, or family group to which the true seals belong, are believed to have descended from a terrestrial weasel-like ancestor, while the Otariidae, or sea lion family group, are thought to have descended from a terrestrial bear-like ancestor. Seals also are suited to spend more time in the water than sea lions, which can "walk" on shore with their large flippers and spend time in large social groups. Discuss how these features relate to swimming in cold water. Sea-lions can also be seen on the way out to Bremer Canyon, where Orcas area also prevelant. This activity targets the following skills: The resources are also available at the top of the page. But … She or he will best know the preferred format. Seals and sea lions are both mammals. The breakdown of these families looks something like this: Most of the California sea lions in RNSP are adult and subadult males that migrate north after the breeding season in southern California. Terms of Service |  Discuss how this movement relates to the animals' vulnerability to predators like polar bears and sharks. Seals vs Sea Lions Both seals and sea lions, together with the walrus, are pinnipeds, which means “fin-footed” in Latin. The word 'pinniped' means 'fin foot', as the four legs of seals, sea-lions and walrus have developed into flippers to better suit their life in the water. Seals belong to family Phocidae. Each world has more than 20 groups with 5 puzzles each. Seals are marine mammals called pinnipeds of the family of phocids, very adapted to aquatic life, although they can also live brief periods on land. Sea lions are also known as fur seals and seals with ears are known as true seals. “Seals” is actually a generalized name for all pinnipeds. Have students identify differences.Have students find at least two features that differ in seals and sea lions. Firstly, seals and sea lions have completely different ears. If you can tell the sea lions apart, you’ve reached expert level in seal identification. Seal is a member of the Phocidae family. The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. The sea lion has a visual external pinnae that looks more like a tiny dog ear. Have students write a paragraph summarizing the information they find. Seals swim using the sculling movement of their hind flippers. This causes differences between the two in locomotion when on land: seals move forward by caterpillar-like hitching movements; sea lions use their hind legs to walk or even gallop across land. The sea lion's hind flippers are stronger and more flexible. Steller Sea Lions. National Geographic Headquarters The first difference between the seals and sea lions that we will discuss is the shape of their bodies and front fore flippers. Steller sea lions have golden-colored fur with darker extremities, and instead of the "bark" of the California sea lion, Stellers vocalize by growling or "bellowing". There are other, somewhat subtle, differences between the front flippers of the two groups, but the hind flipper differences are noticeable. Seals lack an external ear flap whereas sea lions have an external ear flap that is visible. When seals and sea lions share our shores, we need to give them space, especially mothers with pups. Video by NOAA Fisheries. Put your skills to the test and come visit the seals and sea lions at the Aquarium! Sea lions and fur seals have external ears that protrude from their heads. 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"). Although they feed in the sea, they surface for air. Students use observation skills to determine taxonomic differences between seals and sea lions. Dr. Mike Heithaus and others try to tranquillize a lion. (Possible answers: Seals do not have ear openings; sea lions do. Seals, on the other hand, build speed with their rear flippers and by moving their lower body side-to-side in a sculling motion. Jan 31, 2012 - Explore Nancy Reilly's board "Seals And Sea Lions ", followed by 587 people on Pinterest. They are animals that lack an auditory pinna or ears and with rear ends facing back, which serve to swim. The seals are classified as earless pennipeds while the sea lions are classified as eared pennipeds. Noticing the differences between a Sea Lion and a Harbor Seal: First off, let’s talk about those good looks. Seals and sea lions are mostly fish-eaters, although most of the species also eat squid, mollusks, crustaceans, marine worms, sea birds, and other seals. If a media asset is downloadable, a download button appears in the corner of the media viewer. The smallest is the ringed seal, with an average length of 5 feet (1.5 m) and a weight of 110 to 150 lbs. Taxonomic discussions tend to be a bit muddled as scientists strive to classify all the different species on the planet. (907.18 kg). Seals have little holes on their head, and lacks a pinnae. They are uniformly dark brown and vocalize with the notable sea lion "bark". Sea lions have visible small external ears. The California Sea Lion as pictured […] animal with hair that gives birth to live offspring. Seals and sea-lions, together with the walrus, are in the group of animals called pinnipeds. When sea lions swim, they propel themselves through the water using their front flippers. © 1996 - 2020 National Geographic Society. Tell students that the science of classifying organisms into different groups is taxonomy. Distribute the worksheet and have students identify similarities.Give each student a copy of the worksheet Seals and Sea Lions: Compare and Contrast. Then ask them to compare how each animal uses its flippers on land and in water. In and around RNSP, there are two seal species to be found, the harbor seal (Phoca vitulina), and northern elephant seal (Mirounga angustirotris). As horrible as it is, but one really easy way to tell them apart comes to us courtesy of the Discovery Channel. Seals have shorter front flippers; sea lions have longer front flippers.) First, check for ears. Besides, when swimming, the seal mainly uses the hind flippers as thrusters; the sea lion swims with its front fins, with hind flippers acting as rudders. Introduce the concept of classification.Discuss why scientists classify animals into different groups. Tell them they can confirm or revise their predictions as they watch a video.5. This causes differences between the two in locomotion when on land: seals move forward by caterpillar-like hitching movements; sea lions use their hind legs to walk or even gallop across land. How can sea lions and fur seals be told apart from these true seals? An adaptation is passed from generation to generation. When you reach out to him or her, you will need the page title, URL, and the date you accessed the resource. Program. The largest is the southern elephant seal. The ones that eat mostly fish specialize in oil-bearing species like eels, herrings, and anchovies because they swim in shoals and are easy to catch, and are good energy sources. Join our community of educators and receive the latest information on National Geographic's resources for you and your students. Seals are smaller than sea lions; male Stellar sea lions can grow to be up to 2,200 pounds. Steller males are massive, the largest of the eared seals, weighing in at 1,200 lbs (0.5 metric ton) or greater. Christina Riska Simmons, Mary C. Cahill, Middle School Science Coordinator, The Potomac School, McLean, VA, Special thanks to the National Geographic Museum, adapted from National Geographic “Crittercam Educator Activities”. Phocidae species can be called earless seals. If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. When discussing the difference between the seal vs. sea lion we can find five main differences that have to do with their anatomy and character traits. Seals vs Sea Lions. Despite the similarities of outward appearance, true seals and sea lions have some noticeable differences, due to convergent evolution. So, unlike fur seals and sea lions, the true seals … Difference Between Seal and Sea Lion Classification. 1. In and around Redwood National and State Parks, the most commonly seen eared seal is the California sea lion (Zalophus californianus). At first glance, they may look fairly similar. Harbor seals come in a variety of colors from almost pure white to mottled gray or brown, but usually some form of color patterning is visible. Sustainability Policy |  They are both members of the order Pinnipedia, which means “feather footed.” Pinnipeds have a substantial system of nerves in their upper lips and use thick whiskers called vibrissae to find food. If you have questions about licensing content on this page, please contact ngimagecollection@natgeo.com for more information and to obtain a license. Pinnipeds divide their time between near shore terrestrial habitats and the ocean. Males are massive, weighing up to 8,500 lbs. Seals and sea lions are members of the pinniped family and the Oregon Coast is home to Harbor Seals, Steller Sea Lions, California Sea Lions and Northern Elephant Seals, some of which can be seen year-round. Although they feed in the sea, they surface for air. 1. Fur seals are eared seals and belong to family Otariidae. 1145 17th Street NW It is precisely these extremities that differentiate them from sea lions. Taxonomy enables scientists to make sense of the millions of kinds of living things and see how they are related. Have students compare the two drawings and list at least two features that seals and sea lions share. California sea lions are the "trained seal" of marine parks and circuses. Next, there is a pretty … Sea lions can only dive as deep as 450m, but dives further than 200 are uncommon, and they can’t store as much oxygen in their lungs as seals can. Seals and sea lions are both mammals. Female mammals produce milk to feed their offspring. But after a thorough inspection, you may know the difference between sea lion vs seal.However, the differences are not very notable, but a good comparison between sea lion vs seal will show you the apparent differences. Seals vs. Sea Lions. There are many places along Oregon's 363-mile coastline where you can see seals or sea lions in their natural setting and some can be seen in developed harbor areas as well. Sea lions’ flippers have no hair or claws so that they can more easily grip the surface of rocks, and many of their mating areas are on rocky terrain. Fur seals are occasionally seen off the RNSP coastline farther out to sea, however, they do not come ashore here, and breed in the far northern Pacific. They can rotate under the sea lion's body and support it, enabling the sea lion to "walk" with the flippers on land. This lists the logos of programs or partners of, National Geographic Animals: California Sea Lion, explain why scientists classify animals into different groups, identify the similarities and differences between seals and sea lions, describe how the similarities help the animals to swim in cold water, Tech Setup: 1 computer per classroom, Projector, Speakers. Sea lions also have a more rounded snout whereas the fur seal has a more pointed nose. Many people confuse seals and sea lions as they share many similarities. 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