Scientists have discovered a previously unknown fossil goose that challenges a decades-old theory about the evolution of New ...

Palaeontologist Steve Brusatte's The Story of Birds offers an excellent and sometimes startling account of bird evolution, ...

A 150-million-year-old bird fossil, Zhengheornis, reveals the first step in the evolution of the short tails seen in modern ...

The transition from a lumbering, heavy dinosaur body to the flight-adapted bird body plan is one of many fascinating episodes ...

Shapes of beaks and snouts come in an extraordinary range of forms, reflecting adaptations to different lifestyles and environments. Yet beneath this diversity lies a paradox: across birds and mammals ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a study in the journal Evolution, researchers ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of studies ...

A 'one of a kind' fossil discovery could transform our understanding of how the unique brains and intelligence of modern birds evolved, one of the most enduring mysteries of vertebrate evolution. A ...

The find revealed a transitional stage in the tail’s development, in which it was already noticeably shorter but had not yet ...