An expanse of ancient rock in the high-altitude Torotoro National Park in Bolivia has been revealed as the largest dinosaur tracksite ever recorded. The site includes a record-smashing 16,600 ...

Add Yahoo as a preferred source to see more of our stories on Google. Argentinean paleontologist Pablo Gallina is shown in 2008 next to several dinosaur footprints discovered by two countrymen in the ...

Dec. 16 (UPI) --More than 16,600 footprints left by carnivorous dinosaurs of different sizes that walked, ran and even swam about 66 million years ago have been identified at the Carreras Pampa site ...