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This magnified photo provides a close-up look at copepods—tiny crustaceans that right whales feed on.
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Copepods: Right Whale Food

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What is coral? The answer is coral is an animal. This cutaway diagram of a coral polyp shows the location of its photosynthetic algae, or zooxanthellae, which coral needs to survive.
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What Is Coral? A Coral Polyp and Zooxanthellae

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A size comparison chart of a variety of squid species.
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What is the Largest Squid? A Squid Size Diversity Chart

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Hundreds to thousands of tiny crustaceans live on each right whale, eating algae that settles on their skin.
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Whale Lice

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Close-up photograph of translucent coral polyps, showing the symbiotic algae living inside.
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Close-up of a Coral Polyp

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Close-up photograph of translucent coral polyps, showing the symbiotic algae living inside.
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Zooxanthellae and Coral Bleaching

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a violet sea urchin
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Violet Sea Urchin

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The fringe of a white Christmas tree worm.
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White Christmas Tree Worm

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Pacific cephalopods illustrate the wide diversity among this group of mollusks.
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Squids and Cephalopod Diversity

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a round ball of a sea urchin nestled between rocks
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Toxic Nature of Flower Urchins

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a close up of a sand dollar
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Sand Dollar in the Sea Grass

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a sea angel spawns a cloud of eggs
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Sea Angel Spawns

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