The analysis showed that young sauropods, not their colossal parents, were the most common prey for carnivorous dinosaurs.

Baby sauropods were the fast food of the Late Jurassic, feeding multiple predators and propping up the entire ecosystem.

An early ancestor of large, long-necked, four-legged dinosaurs like Brachiosaurus and Diplodocus was a quick, nimble biped that probably used its forelimbs to grasp its food, which included leaves, ...