Paleontologists in China have described a small, previously unknown Jurassic bird whose short tail offers new evidence for how the earliest birds traded their long, dinosaur-like tails for the compact tailbone that helps living birds fly.
Paleontologists in China have described a small, previously unknown Jurassic bird whose short tail offers new evidence for how the earliest birds traded their long, dinosaur-like tails for the compac… [+3651 chars]