Frogs and toads are often talked about as if they’re identical, but once you look closely, you’ll notice they’re quite different. Although they belong to the same biological order, their appearance, ...

There are over 5,000 species of frogs worldwide—more than 100 in North America alone. Frogs show a tremendous amount of biodiversity in their calls, their coloration, their body type, and their ...

The leap of a frog is a quintessential evolutionary feat. The critter’s girthy gams thrust from behind to springboard the body up and out; a pair of acrobatic arms stretch forward to seamlessly break ...

Some harlequin frogs have lost their poison—and their ability to defend themselves. Scientists are on the case.

Now, scientists have discovered that one Australian frog, the green and golden bell frog, Ranoidea aurea, takes this optical ...