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Smithsonian Zoologist Dr. Clyde Roper in front of the museum's stored cephalopod collection.
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Smithsonian Cephalopod Collection

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Circular scars from a giant squid sucker on sperm whale skin.
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Giant Squid Sucker Marks

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Male fiddler crabs, like this one collected on Moorea, wave their enlarged claw as way of signaling to other crabs, especially during mating season.
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Fiddler Crab

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A gang of king penguins.
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King Penguins, Right Whale Beach, South Georgia Island, Southern Ocean

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“The southern elephant seal is a truly restrained behemoth. Males can grow to be five times larger than females, up to 5,000 pounds. This elephant seal may look fierce, but he was simply yawning over and over in the wave-wash. This allowed me to try mult
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Southern Elephant Seal, Gold Harbour, South Georgia

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This bait ball shows how small fish can react when larger predators are near, gathering tightly together in a ball-like formation that exposes the least number of fish.
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Bait Ball

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It's a pygmy seahorse (Hippocampus bargibanti), found in Indonesia's biodiverse Coral Triangle and one of the smallest seahorse species in the world! They can change colors like a chameleon to blend into their environment. This helps to protect them from p
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Can You Spot the Seahorse?

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A transparent amphipod looks a bit like a lobster, surrounded by white eggs.
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Amphipod: Salp Invader

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A sea butterfly, or sea snail, swims in the open ocean.
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A Swimming Snail

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Kelps are large, brown algae that grow along coasts around the world, especially in cooler regions.
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Kelp Pennant

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A pearlfish, which lives in the orange sea cucumber's anus, emerges to feed.
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Pearlfish from a Sea Cucumber

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A tan sea urchin from the deep seas of Curacao.
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Tan Sea Urchin

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