Seals, Sea Lions, and Walruses | Smithsonian Ocean
https://ocean.si.edu/ocean-life/marine-mammals/seals-sea-lions-and-walruses
WEBSea lions are the only aquatic mammals that swim this way. Seals, walruses, whales, otters, and others rely on the back end of their bodies—their tail—to produce thrust. Instead, the …
DA: 79 PA: 63 MOZ Rank: 6