Shrinking Dinosaurs Evolved into Agile Flyers

A new study led by an Adelaide scientist has revealed how massive, ground-dwelling dinosaurs (and) #8722; the theropods (and) #8722; evolved into agile flyers: for over 50 million years, they just kept shrinking. Today, in the prestigious journal iScience/i, the researchers present a detailed family tree of these dinosaurs and their bird descendants which maps out this unlikely transformation. They showed that the branch of theropod dinosaurs which gave rise ...