Looks are certainly important for the peacock, with his absurdly bright, burdensome train that he shows off to attract a female. Peahens often choose males for the quality of their trains -- the ...

With their massive tails and iridescent colors, peacocks have long fascinated their human observers—and we’re still learning their secrets. For example, a study in The British Journal of ...

"From now until early August, the peacocks display their stunning and iridescent tail feathers, strut back and forth shaking their hindquarters to produce a rattling sound, and make loud calls to ...