A squeaky frog that became an internet sensation is added to a global list of species at risk of extinction.

University of Newcastle researchers have documented one of the clearest examples of iridescence ever recorded in an amphibian ...

Panama's beloved golden frog vanished from the wild nearly two decades ago, wiped out by a fungal disease that still lurks in the very streams scientists now want to restore it to. A new experiment ...

Learn how the latest IUCN Red List update links deep-sea mining, diamond projects, and invasive predators to extinction risks ...

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

Many scientists believe the red-eyed tree frog developed its vivid scarlet peepers to shock predators into at least briefly ...

At first glance, Australia's endangered green and golden bell frog (Ranoidea aurea) looks pretty much like any normal frog – ...