Some 144 bird species had not been seen in at least a decade, but a project by conservation organizations proposes they all may still be hidden somewhere in the wild. Clockwise from top left: Santa ...

Bird poop on your lettuce might not be as risky as you think. Researchers at the University of California, Davis found that small bird droppings aren't much of a food safety risk for crops, pushing ...

There are plenty of examples of mutualism in nature. Be it the rhinosaurus and the oxpecker, clownfish and sea anemones, or sharks and remora fish, there are unlikely besties in the wild that work ...

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Argentavis magnificens was so massive it should’ve stayed grounded. Yet, this giant prehistoric bird still ruled the skies of ancient Argentina.