It’s entirely possible, even likely, that you underestimate the eastern grey squirrel. Despite having small rodent brains, they are capable of remembering,  with a high degree of precision, where they stashed thousands ...

Over a span of 16 years, nearly 150,000 orangutans have disappeared from the island of Borneo. That’s about half of the total population on this western Pacific island, and worrisome news for a species that is already ...

The Mexican gray wolf is lucky to be alive; it came as close to extinction as possible without vanishing, in the 1970s. But doubts remain about its survival. In November, the U.S. Fish and Wildlife Service released a ...

The Sumatran rhino is one of the most endangered large animals in the world; by some estimates there are only 30 of these magnificent creatures left. New research shows they have survived at low population levels for ...

The deep sea has always held a certain haunting appeal—no light, crushing pressures, and frigid temperatures. Almost completely unknown until the late 18th century, people assumed nothing could survive down there. ...