A new study found that horses are whistling and vibrating their vocal cords at the same time to create the distinct neigh that accompanies the animal.
A new study finds that horse whinnies are made of both a high and a low frequency, generated by different parts of the vocal tract. The two-tone sound may help horses convey more complex information.
An equine makes the low-pitched part of its whinny by vibrating its vocal cords—similar to how humans speak and sing—and the high-pitched part by whistling ...
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