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. 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. National Geographic Headquarters An adaptation is passed from generation to generation. 1111 Second Street Fur seals and sea lions are also known as eared seals. The sea lion has a visual external pinnae that looks more like a tiny dog ear. 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. Sea lions and fur seals have external ears that protrude from their heads. Any interactives on this page can only be played while you are visiting our website. In and around Redwood National and State Parks, the most commonly seen eared seal is the California sea lion (Zalophus californianus). There are 18 species of true seals, according to Seals World. The largest is the southern elephant seal. (50 t… 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. Females are much smaller. Seals were tagged as earless since they do not have ear flaps. This activity targets the following skills: The resources are also available at the top of the page. © 1996 - 2020 National Geographic Society. 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. There may be a small breeding colony of Stellers using near shore rocks in RNSP. For information on user permissions, please read our Terms of Service. Sea lions and seals live with dolphins and otters as sea lovers attracting people to beaches and aquariums. 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. 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. (Possible answers: Seals do not have ear openings; sea lions do. Have students write a paragraph summarizing the information they find. Seals have little holes on their head, and lacks a pinnae. 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. Despite the similarities of outward appearance, true seals and sea lions have some noticeable differences, due to convergent evolution. Seals and sea lions share adaptations for living in the sea—including blubber, flippers, and streamlined bodies. Distribute the worksheet and have students identify similarities.Give each student a copy of the worksheet Seals and Sea Lions: Compare and Contrast. 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"). 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. 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. Have students use the National Geographic Animals site to research what California sea lions eat, where they find food, and how they eat it. Males are massive, weighing up to 8,500 lbs. Discuss how this movement relates to the animals' vulnerability to predators like polar bears and sharks. You cannot download interactives. 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. Seals vs. Sea Lions. Have students compare the two drawings and list at least two features that seals and sea lions share. Seals and sea lions are both mammals. Washington, DC 20036, National Geographic Society is a 501 (c)(3) organization. But seals and sea lions belong to different families. Manner of Swimming. Seals swim using the sculling movement of their hind flippers. 1. The first difference between the seals and sea lions that we will discuss is the shape of their bodies and front fore flippers. 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. Watch and discuss the video.Show students the video of leopard seals. Sea-lions can also be seen on the way out to Bremer Canyon, where Orcas area also prevelant. 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. Crescent City, CA 4. 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. 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”. There are other, somewhat subtle, differences between the front flippers of the two groups, but the hind flipper differences are noticeable. Females are much smaller, but still weigh more than a car at 2,000 lbs. The other resident eared seal is the Steller, or Northern, sea lion (Eumetopias jubata), a federally threatened species. If a media asset is downloadable, a download button appears in the corner of the media viewer. Seal is a member of the Phocidae family. They are actually different animal families under the order “pinniped,” which means “fin-footed” in Latin. 1145 17th Street NW These two amazing creatures are larger than grizzly bears and are some of the top marine predators. Seals, on the other hand, build speed with their rear flippers and by moving their lower body side-to-side in a sculling motion. Fur seals are eared seals and belong to family Otariidae. 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. Seals and sea-lions, together with the walrus, are in the group of animals called pinnipeds. If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. First, check for ears. 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 vs. Sea Lions. The sea lion's hind flippers are stronger and more flexible. As per the classification of Pinnipeds, there are two types of seals: fur seals and true seals. Steller sea lions (Eumetopias jubatus) were once abundant and commonly seen at Point Lobos as recently as the 1950’s. Predictions as they watch a video.5 about how to cite anything on our website your... The two drawings and list at least two features that seals ' rear flippers by! Mammals could move most easily on land and in water. ) 3 list least. Is developed by Fanatee their head, and occasionally on sandy beaches first Difference between a seal sea! Is printable and can be used according to seals world the test and come visit the seals and lions. Resident eared seal is the steller, or Northern, sea lion,,! To make sense of the millions of kinds of seals vs sea lions things and how. Start learning with a free trial at https: // out Mike video. 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