It is a low, rumbling bellow that seems very incongruous coming from the mouth of a diminutive koala. And now scientists have found that these famously sleepy marsupials have a evolved a vocal organ that allows them to produce very low-pitched sound.
Throat organ reveals depth of koala loveReuters
Vocal lips the secret to koala’s boom boxABC Science Online
Koala Bears Make Ultra-Low-Pitch Mating Call Because of Oddly Placed Organ …University Herald
Headlines & Global News –Pioneer Press
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