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Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
On the Galapagos Islands, William Dampier wrote excitedly of the giant tortoises he...
Walrus Rests on Ice
Walruses use sea ice as platforms on which to nurse their young and launch their...
Smithsonian squid expert Dr. Clyde Roper collaborated with National Geographic to...