🔊Sound on! Have you ever heard the mating call of a male koala? Check out our furry friend go from mellow to bellow 🐨 | Sydney Zoo

🐨KOALA SINGING! 🐨 What is that noise?! Male koalas produce unusually deep bellowing or grunting vocalizations due to a special sound-producing organ not found in any other land mammal. Both male & female koalas can make types of bellowing calls, though it’s usually made by males looking to attract a mate | Tim Faulkner