While smaller dinosaurs needed speed, huge predators like T. rex were optimized for energy-efficient walking, according to a study published in PLOS ONE.
Tyrannosaurus rex, one of the most feared predators in the Age of Dinosaurs, may have been built for endurance, not speed. A paper published Wednesday takes recent research on how mammals move and...
By Cynthia Lee
Everyone marches to the beat of their own drum: From walking to talking to producing music, different people’s movements occur at different speeds.