Male green treefrogs attract mates with loud calls, but new research shows parasites can subtly change those signals.

Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.

During mating, some male poison frogs embrace their partner’s face in a love-potion-laced hug. The amorous amphibians may create pheromones in glands in their fingers, researchers report July 21 in ...