A delicate, innocuous little fossil reptile known as Mirasaura grauvogeli –“Grauvogel's wonder reptile” – is forcing a ...

Typically, male birds have more vivid colours than females. As Charles Darwin first explained, the most colourful males are ...

Why are some songbirds so brightly colored? A new study finds that a hidden layer of black and white feathers help their colors pop.

A strange crest found on ancient reptile fossils suggests birds and dinosaurs may not have the exclusive lock on feather-like features.

Hidden layers of colour in the plumage of tanagers and some other songbirds explain what makes them so eye-catching ...

A newly discovered reptile has led scientists “back to the drawing board” on feather evolution. Although existing 70 million ...

The discovery, in a bizarre animal not closely related to birds, could change how scientists think about the origin of ...

Body coverings such as hair and feathers have played a central role in evolution. They enabled warm-bloodedness by insulating ...

A bizarre reptile once scurried through the Triassic treetops with an extravagant crest on its back, one made from neither ...

Mirasaura grauvogeli had a featherlike crest and a tail like a monkey. “It's been a long time since I've been so blown away by a new fossil discovery.” ...

A 247-million-year-old fossil reptile boasted an enormous crest on its back made from feather-like appendages, long before the appearance of feathered dinosaurs ...

An international team of researchers has published a breakthrough study in the journal Nature showing that early reptiles from the Triassic period had unique structures growing from its skin that ...