Scientists in Western Australia have found a tree frog which is bright blue, rather than the usual green, due to a rare genetic mutation. The blue magnificent tree frog was spotted in the Charnley ...

Many elk are migrating right now on their way to lower elevations in the foothills for the winter. A few herds each with 150 to 200 animals are grazing together, but it won’t be long before they ...

You probably know what a cardinal looks like, but we bet you've never seen a "leucistic bird." If you haven't heard the term, you're not alone. This rare mutation "results in a total or partial ...

Williams recognized the extremely rare bilateral color variation, a mutation he had previously read about in lobsters and observed in an American redstart bird. The class brought the crayfish back to ...

They’re chaotic, cuddly, clingy—and somehow, always up to something. If you’ve ever met an orange cat, chances are you've been left wondering: What is wrong with them? From viral memes to real-life ...