
Dinosaurs Stretched, Shrunk and Twisted Into Birds
September 6, 2007
Size matters, thought paleontologists envisioning the evolution of birds from dinosaurs. The old story was that dinosaurs shrunk as their arms were becoming wings. That view has been challenged by a new fossil reported in Science.1 Alan H. Turner (American Museum of Natural History) and four others reported a “basal dromeosaurid” that was small long […]