"Fifty years from now, will there be Masai giraffes? I don't know. I think it's a 50/50 proposition," Douglas Cavener, who has published a new study on the risks facing the species, told Live Science.

When it comes to love, a group of giraffes is keeping it in the family. It may be killing them. Biologists discovered alarmingly high levels of inbreeding among Masai giraffes, an endangered ...

A new gene study questions a widely held belief about the thousands of lions living on farms across the country bred for tourism, trophy hunts, and for use in traditional medicine. For years, critics ...

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A curious, captive-raised Devils Hole pupfish at the Ash Meadows Fish Conservation Facility in Nevada. The facility maintains a refuge population of pupfish as a backup to the wild population, which ...