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Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
Walrus Rests on Ice
Walruses use sea ice as platforms on which to nurse their young and launch their...
Built for Speed
Great White Sharks (Carcharodon carcharias) are powerful swimmers, capable of going...
TOPP cartoon of Omoo
Omoo, a Great White Shark (Carcharodon carcharias), carries a satellite tag that...
Smithsonian squid expert Dr. Clyde Roper collaborated with National Geographic to...