
Bird feathers from 99 million years ago show that modern birds are living dinosaurs and why some of their ancestors died out.
The feathers, found preserved in amber in Myanmar, show how moulting was the key to some early extinctions.

Bird feathers from 99 million years ago show that modern birds are living dinosaurs and why some of their ancestors died out.
The feathers, found preserved in amber in Myanmar, show how moulting was the key to some early extinctions.