The skeletal remains of nearly 80 dinosaurs and 100 eggs were uncovered at a fossil site in Argentina.

ByGeorge DvorskyToday 12:00PMComments (2)Alerts

https://gizmodo.com/stunning-trove-of-jurassic-fossils-is-earliest-evidence-1847907820

A single fossil site containing the remains of dozens of individuals from a range of age groups is the earliest evidence that long-necked, four-legged dinosaurs lived in herds.

“This is a stunning new fossil site,” Steven Brusatte, a paleontologist at the University of Edinburgh who wasn’t involved in the new study, wrote to me in an email. “This is convincing evidence that these plant-eating dinosaurs were social, and formed groups, and probably took at least some care of their eggs and young.”

A team led by Diego Pol from the Museum of Paleontology Egidio Feruglio discovered the fossils in the Laguna Colorada Formation in Patagonia, Argentina. They belong toMussaurus patagonicus—a long-necked sauropod from the…