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

    Genitalia-Headed Fish Found

    Tiny New Species Is an Evolutionary Mystery

    More »

Fish Features

  • <p>Photo: Close-up of a man with a giant catfish</p>

    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!

  • <p>Photo: Great white shark and fish</p>

    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.

  • <p>Photo: An ocean sunfish or mola</p>

    Mola (Sunfish)

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

Animal News

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Animals A-Z

Big Cat Week

  • CougarsUndercover1.jpg

    Tracking Orphaned Cougars in the Wild

    The cougar is one of the iconic animals of the Americas. Its range stretches from the Yukon to the southern tip of Chile, yet it has been one of the least understood of all the big cats, until now.

  • SafariLive8.jpg

    The Safari Live Bingo Challenge

    Bring the beauty of Africa into your home. Watch and play along for your chance to win a Safari to Tanzania from National Geographic Expeditions.



  • CatFight1.jpg

    It’s a Big Cat Throwdown

    Sometimes big cats find themselves in big spats. Check out some of the fiercest battles from Big Cat Week.