CUNDINAMARCA, Colombia — In a small farmhouse surrounded by cloud forest, Iván Lozano inspects dozens of glass containers that hold some of the world’s most coveted frogs. The conservationist has been ...

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

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

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

The giant Goliath frog builds specialized nests, moves rocks, and raises tadpoles that eat only one aquatic plant.

The young offspring of a frog native to Southeast Asia display an “unusual colour pattern”, probably to camouflage themselves “as animal droppings” to escape predators, according to a study. A team of ...

The idea of having your body frozen solid and then thawed out sometime in the future sounds like something straight out of science fiction, but for some frogs in the world’s coldest climates, it’s a ...

In a small farmhouse surrounded by cloud forest, Iván Lozano inspects dozens of glass containers that hold some of the world's most coveted frogs. The conservationist has been fighting the illegal ...

An Oophaga lehmanni "Red" stands at the “Tesoros de Colombia” frog breeding center in Cundinamarca, Colombia, Monday, May 20, 2019. The species, that is poisonous in the wild but in captivity does not ...