Why Do Ptarmigans Molt?
Why Do Ptarmigans Molt? In ptarmigans, the moult, or shedding of old feathers, starts with the head and progresses towards the tail. How do Ptarmigans molt? In ptarmigans, the moult, or shedding of old feathers, starts with the head and progresses towards the tail. Why a Ptarmigans feathers change color with the seasons? Unusually, this