During mating season, the usually quiet koala community comes alive with deep, choppy growls made by males advertising their goods. Now researchers have found that male koalas advertize their size by ...

Koalas are capable of making sounds much deeper than their size would suggest. Researchers have discovered that male koalas’ bellows, produced during breeding season to attract females, are so low in ...

Koalas are usually slothful until the mating season when they begin bellowing. Intrigued by the marsupial's strange sound, biologists decided to find out what messages the koalas' bellows may send and ...

While koalas are known for their lazy daytime behavior, the koala cams reveal they are anything but lazy at night. The cameras also capture a male bellowing, which is the first time this behavior has ...

SYDNEY (Reuters) - Australian scientists are using mobile telephones to eavesdrop on koalas to understand what they are saying when they bellow and how this can help conserve the marsupial which is ...

Throat structure explains why male mating calls are bizarrely deeper than expected for the animal's size. For such diminutive animals, male koalas have an uncannily deep voice. The pitch of their ...

Koalas have a well-earned reputation for being dopey. Sleeping 19 hours out of every 24, and feeding for 3 of the remaining 5 hours, there doesn't seem to be much time for anything else in their ...