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a man with a hard helmet in a cave
Article

Adaptation in the Extremes: What Scale Worms Teach Us About Evolution

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A brittle star clings to the branches of a deep sea coral
Article

A Brittle Star May Be a Coral’s Best Friend

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A reddish-orange nudibranch.
Slideshow

A Collage of Nudibranch Colors

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A shell placed in seawater with increased acidity slowly dissolves over 45 days.
Overview

Ocean Acidification

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an older woman with short white hair smiles while sitting by a microscope
Photo

Pettibone at the Scope

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an old illustration of an eel
Photo

The European Eel

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Three fishermen sit on wooden stilts that are sticking out of the ocean as they fish.
Photo

Artisanal Stilts Fishermen

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a side view of a tufted puffin sitting in tall, flowering grass
Photo

Nesting Tufted Puffin

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A group of melon-headed whales swim near a research vessel.
Photo

Melon-headed Whales

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a diagram of a killer whale using echolocation
Photo

Echolocation

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a diagram comparing the size of a water droplet to the size of a bacteria to the size of a virus
Photo

The Size of a Virus

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a megamouth shark swims with a diver in the background
Photo

The Megamouth

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