which some compare to the sound of a pileated woodpecker. The females of this species tend to prefer longer, higher-pitched calls from potential mates. Male bird-voiced tree frogs use a technique ...

Some frogs sounded like “regular whistles,” while others made “outlandish sounds.” Intrigued, researchers began collecting data on these tree frogs. They captured dozens of animals ...

It's a small critter, but it's spawning a national movement. (Sound of frog call) With more than 240 species in Australia, each with a unique call, chief scientist Dr Jodi Rowley has helped ...