Listening to the Desert’s “Werewolf Mouse” Reveals the Complex World of Bioacoustics

Grasshopper mice are fierce, if diminutive, predators, that routinely dine on scorpions, centipedes and other venomous prey. And as they set out on their nightly hunts, they emit a long, piercing cry. It’s been called “a wolf’s howl in miniature.” Listening closely to these desert mice reveals the surprising world of “bioacoustics.”