“The sight of a feather in a peacock’s tail, whenever I gaze at it, makes me sick,” Charles Darwin told a fellow scientist in a letter in 1860. The showiness of the peacock tail initially struck him ...

Humans admire peacocks for their stunning tail feathers, but until recently no one could say whether the display actually drew the eyes of peahens. Now scientists, strapping cameras onto the heads of ...

The peacock’s tail is often used as the prototypical example of the evolution of a trait that confers a reproductive (and not a survival) advantage. The tail’s iridescent colors, symmetric patterns, ...

Was Darwin wrong about the sexual allure of the peacock’s tail? A controversial study has found no evidence for the traditional view – practically enshrined in evolutionary lore – that peahens choose ...

The peacock’s tail is often used as the prototypical example of the evolution of a trait that confers a reproductive (and not a survival) advantage. The tail’s iridescent colors, symmetric patterns, ...