Minerais & rochas
The Wellnhofen Archaeopteryx fossil. Originally thought to be the Theropod Compsognathus but then assigned to a new genus of bird. However, many palaeontologists think this fossil is a large specimen of Archaeopteryx.
A Flowering Plant, Set in Stone
Smithsonian readers may recognize the Liaoning province of China as the place where amazing fossils of bird-like dinosaurs have been found:In a pine forest in rural northeastern China, a rugged shale slope is packed with the remains of extinct creatures from 125 million years ago, when this part ...