Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.
Frogs need water. Almost all of the world's 7,900 known frog species breed in fresh water. And when it rains, these amphibians erupt into a chorus of calls—croaks, trills, cheeps and bellows—to ...
Frogs need water. Almost all of the world’s 7,900 known frog species breed in fresh water. And when it rains, these amphibians erupt into a chorus of calls – croaks, trills, cheeps and bellows – to ...