Scientists discovered two Jurassic bird fossils in China, pushing back bird diversification by 20 million years. One, ...
The bird has a short tail ending in a pygostyle ... (photo credit: from video by Ren Wenyu) Scientists described two fossilized birds from the Jurassic period in a recent article published ...
Two bird fossils dating back 149 million years ... “Previously, the oldest record of short-tailed birds is from the Early Cretaceous. Baminornis zhenghensis is the sole Jurassic and the oldest ...