Around 20,000 images ... 200 footprints spread across five extensive trackways, the longest of which stretches more than 150 meters. This discovery sheds light on a little-known period in Earth's ...

Scientists have found more than 40 sets of footprints across nearly 200 yards of pathways ... caricature of a dinosaur,” Dr. Nicholls said. Image An undated photo provided by the University ...