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This queen parrotfish scrapes algae from Caribbean reefs with its parrot-like beak.
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Queen Parrotfish

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A diver collects water samples.
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Scientists Collect Samples for Ocean Sampling Day

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Small foram shells in seafloor sediment.
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A Foram That Thrives Where Others Can't

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Madison Stewart, known to many simply as “shark girl,” is an inspiring young woman with a passion to protect the creatures most people fear: sharks. She’s been diving with sharks since the age of twelve. Here she is feeding a group of Caribbean reef
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Shark Girl With Caribbean Reef Sharks

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A juvenile Kemp's ridley sea turtle emerges from the nest
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Kemp's Ridley Hatchling

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Magellanic penguin parents typically lay two eggs under a bush or in a burrow, taking turns swimming out to sea to catch food for their chicks.
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Magellanic Penguin Parent and Chick

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A bull shark's ability to prey on many different species is helped by its capacity to survive in both freshwater and saltwater.
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Swinging for Bull Sharks

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A humpback whale breaching.
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Humpback Whale Breaching

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Grey reef sharks are among the most versatile and tough predators on a Pacific coral reef, but they are also among the most vulnerable species, as they are threatened by wasteful fishing practices like shark finning.
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Grey Reef Shark in the Line Islands

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A walrus sits on top of ice.
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One Hundred Names for Sea Ice

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Fossil Whale Digsite at Cerro Ballena, Chile
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The Digsite at Cerro Ballena

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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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