National News

A Bone to Pick with an Old Theory

A recent study has the potential to displace long-held theories of how people understand dinosaurs. For 130 years, according to BBC, paleontologists followed Harry Govier Seeley’s phylogenetic tree that separated dinosaurs into two main categories based on hip bones. Dinosaurs with birdlike hipbones were grouped as Ornithischians, and those with reptile-hips were grouped as Saurischians.… Continue reading A Bone to Pick with an Old Theory