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Beluga whales are naturally vocal animals. They are often called “canaries of the...
Harp Seal Pup at Sunset
A harp seal (Phoca groenlandica) pup rests on the ice at sunset in the Gulf of St....
Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
Smithsonian squid expert Dr. Clyde Roper collaborated with National Geographic to...