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Divers deep into the cold waters beneath the ice.
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Diving Beneath the Ice

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Millions of sharks are caught each year for their dorsal fins, which are prized for shark fin soup. Top predators like sharks are important to maintaining biodiversity, and their removal can have ripple effects through an ecosystem.
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Finned Sharks in South Africa

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Notice the pink tentacles, which “recliners” used to filter feed.
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Recliner Rudists

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Venus fly-trap anemone in the Gulf of Mexico
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Venus Fly-Trap Anemone in the Gulf of Mexico

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a thick multicolored oil sheen on the water inside a boat marina
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Oil on the Water

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Three cleaning spray bottles
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Clean-up Your Act

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Globotruncana falsostuarti -- a foram that lived about 75 million years ago, during the Cretaceous Period.
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Globotruncana falsostuarti

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A 3-D reconstruction of the skull of a fin whale fetus.
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3-D Reconstruction Of Fin Whale Skull

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A newly established black mangrove sits in a field of salt marsh near the northern limit of mangroves in Florida. Mangroves have been expanding near their northern limit in Florida and the expansion is linked to a reduction in the frequency of ex
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Mangroves Moving To Their Edge

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Two nautiluses in the open ocean off the coast of Palau.
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A Couple of Nautiluses

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The Sundarbans site in Bangladesh, which was inscribed on the World Heritage List in 1997, includes one of the largest remaining areas of mangroves in the world and supports a rich animal community.
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Sundarbans, Bangladesh

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An image of collections storage at the Smithsonian National Museum of Natural History.
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Smithsonian Fish Collections

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