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Hammerhead Shark
Photo: Hammerhead shark
WALLPAPER
Hammerheads are aggressive hunters, feeding on smaller fish, octopuses, squid, and crustaceans. They do not actively seek out human prey, but are very defensive and will attack when provoked.
Photograph by Brian J. Skerry
Hammerhead Shark Profile Page

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Sharks, Sharks, Sharks!

Come face to face with some of the most fascinating yet misunderstood creatures of the sea. Get shark facts, photos, videos, interactives, and more.

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Sharks Jigsaw Puzzles

Time yourself and challenge friends to shark jigsaw puzzles!

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Shark Bay

Get up close and personal with the voracious tiger sharks of Australia's Shark Bay in this Field Tales feature.

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Photo of the Day: Close Call

Read about a photographer in the waters off the Marshall Islands who used his camera to push back swarming gray reef sharks trying to nudge their way into his protective cage.

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