To better understand the role that peacock tail feathers play in sexual selection, scientists have turned their attention to a tail-shaking move known as "train-rattling." Full Episode.

"The sight of a feather in a peacock's tail," Charles Darwin wrote in 1860, "makes me sick." The seemingly useless, even cumbersome, gaudy plumage did not fit with his theory of natural selection ...

Male peacocks fan their colourful rear feathers and shake them, but somehow keep their plumes' iridescent circles, or eyespots, nearly still, like a fixed stare. Peacock tail feathers beat on ...

Darwin made a start, but scientists are still trying to explain why the peacock has such a splendid tail, writes Sanjida O'Connell. Stay up to date with notifications from The Independent.

DAVIS, S.D. (KELO) — In this part of the country, you’re most likely to spot a peacock or two at a zoo. But, the flamboyant birds can also be found in backyards — including in the small town ...

The peacock's tail is probably the most famous example of sexual selection - a phenomenon identified by Charles Darwin whereby animals evolve a trait because it is attractive to the opposite sex.