From the time of their discovery through the seventies, dinosaurs had been generally depicted as loners. They led reasonably solitary lives and didn’t treatment a great deal for their offspring. “Lay ’em and go away ’em” was their parenting model. But by the end of the twentieth century, a very distinctive image of dinosaurs experienced emerged.
Trackways of sauropods and hadrosaurs seemed to point out that these dinosaurs moved alongside one another at least some of the time. An enormous bone mattress of the horned dinosaur Centrosaurus only manufactured sense in the context of social conduct. Nesting grounds for dinosaurs