"I would say that any modern biologist would, or should, say that birds are reptiles," Martin Stervander, an evolutionary ...

Two studies published in the latest issue of Science have revealed that birds, reptiles, and mammals have developed complex ...

Three studies of the brain regions responsible for processing sensory information show that their neurons are and communicate ...

Scientists found that evolution led bird and mammal brains to evolve separately, using different genetic instructions.

Contenders for the true first birds have now been found in Chinese rocks dating from the late Jurassic, around 149 million years ago. If accepted as birds, as the scientists who described them think ...

Scientists have unearthed in southeastern China the fossil of a quail-sized bird that lived about 150 million years ago ...

The brains of birds and mammals have diverged substantially during the course of evolution. A research team at the Center for Molecular Biology of Heidelberg University has investigated how similar ...

The sewer systems of Florida are teeming with an “abundance” of alligators, racoons, and a dozen other animals using the ...