Other paleontologists argued that birds did not evolve from dinosaurs—rather, their similarities derived from a shared common ancestor deeper in the past. In 1996 Chinese paleontologists ...

Each is a member of a family of birds called honeycreepers, and they all share the same common ancestor: a single finchlike species that scientists estimate arrived on the Hawaiian Islands about 5 ...

“I like to apply the term ‘bird’ to what I think of as the ‘modern bird group’, that is, the most recent common ancestor of all living birds and all its descendants. To me that’s an unambiguous ...

After birds began to evolve separately from dinosaurs at the end of the Jurassic period (around 150 million years ago), two groups of species developed. The Enantiorinthes, which had teeth and clawed ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been ...

Scientists suggest that bigger brains in bird ancestors led to more flexible skulls, playing a key role in their evolution.

2025 — New research has revealed that birds, reptiles, and mammals have developed complex brain circuits independently, despite sharing a common ancestor. These findings challenge the ...

Rather, birds are included in this diagram because ... that the feature was most likely also present in the animals' common ancestor. Of course, not just the platypus but every living organism ...

For example, modern birds are grouped into the Neornithes clade, because they all emerged from a common Neornithine ancestor that emerged 80 million years ago, before the nonavian dinosaurs went ...

Paleontologists continue to discuss the possibility of their even earlier presence in the common ancestor of dinosaurs ... of scales into feathers on the bird’s feet. Recreating the first ...