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 ...
But how exactly they produce the distinctive sound - also called a neigh - has long eluded scientists. That mystery has been solved - its a combination of whistling and singing. The two-toned whinnies ...
John Davidson's explains Tourette's tics and the BAFTA N-word incident in his first exclusive interview with Variety.