Everyone knows what a bird is – and pretty much everyone knows what a dinosaur is. But not everyone is aware that birds evolved from dinosaurs approximately 160 million years ago. In fact, birds and ...

Biologists at the University of Massachusetts Amherst have released the first broad-scale, comparative, fine-grained analysis linking the amplitude, or volume, of a bird's song to its vocal frequency, ...

(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, ...

The woodpecker is a unique bird species that has gone through some mysteriously acquired adaptations since the extinction of the dinosaurs. Fossils tell us, without any explanations of course (because ...

Conservation of bird species has been a major concern for decades. However, the rate of species loss is accelerating due to ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a study in the journal Evolution, researchers ...

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 ...

Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, hummingbirds hover at flowers, penguins slice through cold seas, and eagles ...

Evolution is the primary hypothesis, but the authors note there are other explanations that need to be ruled out, such as gene flow, when individuals from elsewhere, such as the mountain birds, enter ...