Simple calculations suggest koalas should have high-pitched voices. That's because the pitch generated by an object is linked to its size, and usually animals' vocal cords tend to be large or small ...

If you heard a male koala bellow but did not see him, you might assume that some large, deadly creature was lurking behind the eucalyptus leaves. Half grunt, half chuckle, the koala's mating call, ...

Dec. 2 (UPI) -- The low-pitched mating call of male koalas has been linked to the presence of an additional sound-producing organ, seen for the first time in land mammals. The pitch of a male koala is ...

Scientists have figured out how koalas are able to produce a mating call that is so low-pitched it ought to come from a creature the size of an elephant. The vocalizations are made with a previously ...

The pitch of male koalas' mating calls is about 20 times lower than it should be, given the Australian marsupial's relatively small size. Now, researchers reporting in the Cell Press journal Current ...

Simple calculations suggest koalas should have high-pitched voices. That's because the pitch generated by an object is linked to its size, and usually animals' vocal chords tend to be large or small ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Koalas look like they belong in a children's book, but spend enough time around one, and you'll realize—they're not exactly peace-loving tree-huggers. Beneath the sleepy eyes and teddy bear vibes is a ...