Most bird wings are far from aerodynamically optimal, suggesting evolution often settles for “good enough” instead of perfect ...

A bird swoops toward a bright orange-and-black moth resting on a leaf in the Amazon. It pulls up at the last second. The ...

Some feathered dinosaurs like Anchiornis huxleyi may have lost the ability to fly, revealing that the evolution of flight was ...

Bats are incredibly diverse animals: They can climb onto other animals to drink their blood, pluck insects from leaves or hover to drink nectar from tropical flowers, all of which require distinctive ...

Even the giant wings of the albatross are not ‘optimally’ shaped for their extraordinary long-distance migrations, according ...

New research has found that, unlike birds, the evolution of bats' wings and legs is tightly coupled, which may have prevented them from filling as many ecological niches as birds. New Cornell ...

For centuries, scientists have observed that animals in warmer climates have longer limbs—a pattern known as Allen's Rule. Long attributed to the need to maintain body temperature, the precise ...

A New History From Their Dinosaur Origins To the Present. I will never forget my first dinosaur wing. I was a college s ...

ITHACA, N.Y. – New Cornell University research has found that, unlike birds, the evolution of bats’ wings and legs is tightly coupled, which may have prevented them from filling as many ecological ...