Research on the Anchiornis specimen reveals hidden feather structures that contradict old theories on dinosaur flight.

The study found that bird species who nest in tree cavities have independently evolved heightened aggression across lineages, particularly in females. Scientists have long wondered whether evolution ...

(Reuters) - Scientists have unearthed in southeastern China the fossil of a quail-sized bird that lived about 150 million years ago during the Jurassic Period and possessed surprisingly modern traits, ...

A UCLA campus shutdown during COVID revealed rapid evolution in urban birds, as junco beaks shifted with the rise and fall of ...

Researchers have discovered a 149-million-year-old bird fossil in southeastern China, featuring a short tail structure that could rewrite the evolutionary history of birds. As detailed in a study ...

Mesozoic Pompeii -- The evolution of an airframe -- The origin of birds -- Archaeopteryx : an ancient wing -- Protoavis : a precocious Triassic bird -- Basal avialans : the long-tailed birds -- ...

Navaornis hestiae (center) documents a previously unknown intermediate stage in the evolution of the central nervous system between the earliest birds (like Archaeopteryx on the left) and living birds ...

Mesozoic birds and their world -- The ancestry of birds and the origin of flight -- The bizarre Mononykus and its kin : an evolutionary experiment -- Archaeopteryx : the earliest bird -- Rahonavis and ...

Scientists have long wondered whether evolution would follow the same path if history had a chance for a “do-over.” New research suggests that it does, when it comes to the brain and its regulation of ...