New study dramatically rearranges the family tree of dinosaurs

WASHINGTON (AP) — Tyrannosaurus Rex and his buddies could be on the move as a new study proposes a massive shake-up of the dinosaur family tree.
Scientists who took a deeper look at dinosaur fossils suggest a different evolutionary history for dinosaurs, moving theropods such as T. Rex to a new branch of the family tree and hinting at an earlier and more northern origin for dinosaurs.
The revised dinosaur tree makes more sense than the old one, initially designed more than a century ago ba