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Map of the Ross Sea
The Ross Sea, a 1.9 million square mile (3.6 million square km) stretch of ocean...
Transparent sea jelly
Many jellyfish in the class Hydrozoa, such as this hydromedusa Aglantha digitale,...
Walrus Rests on Ice
Walruses use sea ice as platforms on which to nurse their young and launch their...
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...