A sprawling fossil site in central Bolivia has revealed more than 16,000 dinosaur footprints, preserved across the surface of a prehistoric shoreline. The site, located in Carreras Pampa within ...

Add Yahoo as a preferred source to see more of our stories on Google. Three-toed, bipedal meat-eating dinosaurs known as theropods left their mark at the Carreras Pampas tracksite in Bolivia. - Jeremy ...

From riverbanks to shallow lakes, Spinosaurus combined display, biomechanics and hunting power in one of evolution’s strangest designs.

Before the mid-1960s, it was widely believed that all dinosaurs were cold-blooded, slow-moving animals. But in the summer of 1964, a team of paleontologists led by John Ostrom discovered Deinonychus, ...

A 125-million-year-old dinosaur just rewrote what we thought we knew about prehistoric life. Scientists in China have ...

New findings about the anatomy of the dinosaur age’s fiercest predator suggest it chased prey “like an oversized bird.” ...

A high-traffic “dinosaur freeway” may have once stretched across a shoreline in what is now Bolivia. Traveling along this busy route were theropods — three-toed, bipedal meat-eating dinosaurs, which ...