Peacocks shake feathers to mesmerize mates

Call it a shimmy meant to hypnotize. When courting a female, peacocks fan their colorful rear feathers and shake them, but somehow keep their plumes' iridescent circles, or eyespots, nearly still, like a fixed stare.

Inside the First Bird, Surprising Signs of a Dinosaur

(PhysOrg.com) -- The raptor-like Archaeopteryx has long been viewed as the archetypal first bird, but new research reveals that it was actually a lot less “bird-like” than scientists had believed.

Shrinking helped dinosaurs and birds to keep evolving

A study that has 'weighed' hundreds of dinosaurs suggests that shrinking their bodies may have helped the group that became birds to continue exploiting new ecological niches throughout their evolution, and become hugely ...

page 7 from 27