So, if you can hear the male call, you can tell the difference. The Cope’s gray tree frog has a faster thrill that lasts shorter than the gray tree frog. But the rates in which both frogs call ...

Of all vertebrates, gray foam-nest tree frogs exhibit the most ... pools in the African landscape, male frogs gather in poolside vegetation and call for mates, while females in the pools absorb ...

Although it wasn’t clear right away, the calling animal turned out to be a new species. A team of researchers set out to study a supposedly widespread species of tree frog known as Litoria revelata.

They followed the sound to a silver-eyed creature perched way up in a tree. It turned out to be ... researchers found several unfamiliar-looking frogs calling from the trees, the study said.