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Bioluminescent Animals Photo Gallery

Bioluminescence is one of the more captivating adaptations that have evolved in...

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The Ocean Throughout Geologic Time, An Image Gallery

Evidence shows that life probably began in the ocean at least 3.5 billion years...

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Creepy Critters: Marine Life Surfaces for Halloween

Claws, spines, spikes, tentacles, and fangs. Aliens, monsters, and ghostly...

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Deep Ocean Diversity Slideshow

Deep sea animals have to live in a very cold, dark, and high-pressure environment...

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A Collage of Nudibranch Colors

Nudibranchs are a kind of sea slug, and their 3000 species are found from the poles...

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The Hyper Eyes of Hyperiids: How Some Shrimp-Like Creatures See Light in the Deep Sea

Hyperiid amphipods are small crustaceans related to sand fleas and distantly...

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Under Arctic Ice

Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a...

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Mangroves: Photos of Plants and Animals

Mangrove is the name for a tree—and also for a complex ecosystem—that bridges...

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Methane Bubbles Up From Seep

Methane gas, trapped deep within the Earth's crust, can slowly leak from cracks in...

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Spin Hagfish Slime into Silk

Believe it or not, this unraveling thread is from hagfish slime. Hagfish are...

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How Mangroves Deal with Saltwater

Looking at a white mangrove (Avicennia marina) leaf cross-section under the...

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The Toothy Sea Wolf

With gnarled teeth and a perpetual frown, the sea wolf is a creature out of our...