Did you know that vultures lack a syrinx (voice box), so they can only produce grunts and hisses instead of complex calls? Wonder, the Turkey Vulture, has a pigment disorder that causes his unusually pale plumage. The lack of melanin in his feathers prevents him from soaring for long periods, which is natural for his species. Wonder came to us from the Wings of Wonder rehabilitation center in Michigan in 2012. He was found in a field, freezing and starving in the middle of winter. As a result of