Most frogs are known for deep croaks or chirps. This one breaks every expectation. Its squeaky sound is high-pitched and almost mechanical. The noise helps it avoid predators by sounding unfamiliar.

Editor's note: Karen Glennemeier, a research biologist on Shedd Aquarium's freshwater research team, has decades of experience in amphibian research and habitat restoration. The scientist from ...

Screaming or yelling is a natural reaction to a threat. One animal you’d likely never expect to hear this from, though, is a frog, which is more often associated with croaking. This is why rain frogs ...

CHICAGO — It takes a particular sort of person to slog through a muddy forest after sunset, stand quietly in wading boots and long underwear and listen for the love songs of frogs. The amphibians peep ...

To find her mate amidst a cacophony of frog croaks, groans, squeaks and trills, a female green tree frog just needs to take a deep breath. “We think the lungs are working a bit like some ...

LONG LAKE, Minn. (AP) — Half an hour past sunset in rural western Hennepin County, Madeleine Linck strains her ears. She’s listening, believe it or not, for the sounds of courtship. Frog courtship, ...