How Do Horses Whinny? Scientists Say They've Figured Out How the Majestic Animals Make This Distinctive Sound

Sarah Kuta
A horse’s whinny is a distinctive and instantly recognizable sound, which the animals use to communicate with each other and express emotions. But this unique vocalization has long puzzled scientists, since it includes both high- and low-pitched components. Now, researchers say they may have solved this equine mystery. A horse 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 with its voice box,...