Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of ...

In the meantime, other scientists sought to illuminate the origin of feathers by examining the scales of modern reptiles ... from trees. Other paleontologists argued that birds did not evolve ...

Few subjects in evolutionary theory have posed such intriguing puzzles for so long as the origin of birds. Evidence of avian beginnings has been elusive in the fossil record because birds' light ...

Study reveals that songbirds share trees by foraging differently, though their diets often overlap, showing how similar ...

Good, because you may be shocked to learn that evolution can retrace its steps. A recent study of the wrists of modern birds finds that ... on animal hosts. And a tree frog from South America ...

Recent research from the University of Chicago and the University of Missouri shed new light on how the evolution of skull flexibility in dinosaurs led to the diverse array of modern birds we see ...

Imagine peering into your backyard and spotting a creature whose ancestors once thundered across ancient landscapes alongside ...