How do birds get their colors?

A new article in Physiological and Biochemical Zoology explores the role of melanins in creating complex plumage patterns in 9,000 species.

Bird-like dinosaurs hatched eggs like chickens: study

Feathered dinosaurs that walked on two legs and had parrot-like beaks shared another characteristic with modern birds—they brooded clutches of eggs at a temperature similar to chickens, a study showed Wednesday.

T. rex was not feathery, study says

Tyrannosaurus rex had scales, not feathers, said a study Wednesday which rescues the giant lizard's reputation as a fearsome killer with a rough-and-tough hide.

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