researchers recently found that the feathers of the male peacock make sound that the human ear cannot perceive. long feathers make a different sound than the short ones. these sounds can be heard by the female and may have an influence on the mating ritual. this is the first reported observation of sound made and perceived by birds but not by human. :o)

researchers recently found that the feathers of the male peacock make sound that the human ear cannot perceive. long feathers make a different sound than the short ones. these sounds can be heard by the female and may have an influence on the mating ritual. this is the first reported observation of sound made and perceived by birds but not by human. :o)