• Two specimens of the fish Phallostethus cuulong, one male, one female.

    Genitalia-Headed Fish Found

    Tiny New Species Is an Evolutionary Mystery

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Fish Features

  • Photo: Close-up of a man with a giant catfish

    Megafishes Photos

    View photos of the world's largest freshwater fish fighting for survival, as pollution, overfishing, and construction threaten the rivers and lakes they call home.

  • Photo: A blue-and-green sea anemone

    All About the Ocean

    Explore and discover the world's oceans like never before with facts, photos, news, video, and more!

  • Photo: Great white shark and fish

    Great White Shark Pictures

    See close-ups of great white sharks lurking, hunting, and attacking. Download desktop wallpapers of these amazing, often misunderstood predators.

  • Photo: Swedish net that captures numbers of eels

    Eels Photo Gallery

    The freshwater eel is one of the few fishes to spawn in the ocean and spend its adulthood in lakes, rivers, and estuaries.

  • Photo: An ocean sunfish or mola

    Mola (Sunfish)

    Find out why sunfish are often confused with sharks—and the ways in which the two are so drastically different.

Animal News

  •  Small Gobius paganellus amongst corraline red algae in a shallow rockpool.

    Rockpool Gobies: Quick-Change Artists

    These little tidepool fish can change the color and brightness of their skin to blend in with their background, much like chameleons and octopuses do.

    Wednesday

  • london-zoo-live-stream--s2048x1365--p.jpg

    TV "Channels" Live-Stream Wildlife

    A new technology that takes advantage of unused television broadcast frequencies gives researchers, and the public, a peak into the daily lives of otters, meerkats, and tortoises at the London Zoo.

    Tuesday

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Photos

  •  Picture of a Malayan tiger

    Pictures: Tiger Subspecies

    Scientists estimate only about 3,000 wild tigers are left in the entire world. Meet the subspecies and see what threats each is facing.

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From the Magazine

  • Photo of the lions of the Vumbi pride.

    The Surprising Lives of Lions

    In case you missed it: See these breathtaking videos and photos from inside a wild Serengeti pride.

  • Photo: Two adult preen, Ireland

    Gannets Pictures

    Champion divers but clumsy landers, doting parents but hostile neighbors—northern gannets abound in contradictions.