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Sediment Core Close-Up
These deep-sea sediment cores were drilled from beneath the seafloor, and hold...
Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
Diving in Guam
Dr. Valerie Paul is studying chemical defenses that may protect coral reefs from...
Studying Giant Squid
Smithsonian Zoologist Dr. Clyde Roper (rear) and museum specialist Mike Sweeney...