A spat between birds at a backyard birdfeeder highlights the sometimes fierce competition for resources that animals face in ...

Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple ... led to feather diversification throughout evolution. Feathers, essential for ...

The two professors have collaborated on research involving the flight of bats using Brown’s Animal Flight and Aeromechanics ...

Earth’s wildlife is shaped by its environment—but what if evolution had played out on a completely different planet? Imagine cheetahs built for lower gravity, swimming mammals adapted to alien oceans, ...

Paleontologists continue to discuss the possibility of their even earlier presence in the common ancestor of dinosaurs and pterosaurs (the first flying vertebrates with membranous wings ...

New habitat, environs, and food sources made some of the dinosaurs to start using their arms for a whole new purpose ...

Long-eared Owls have fluorescent feathers that glow under UV light. These hidden pigments vary by age, sex, and size.

Chickens treated to inhibit the sonic hedgehog (Shh) pathway during development grow feathers that resemble ancient ...

GENEVA — From dinosaur fuzz to eagle wings, evolution spent over 100 million ... unbranched feathers instead of the complex feathers we see on birds today. Today’s bird feathers are ...

Oviraptorosaurs are weird dinosaurs, which look a bit like flightless birds. But these ancient animals aren't just funny looking fossils. As my team' ...

Tim Birkhead on great auks and their extraordinary story of evolution, exploitation and de-extinction across the years ...