The supersized dino in question is Saurolophus, described by researchers as a "Mongolian giant". It would've reached around 50 feet in length – outsizing the fearsome 40-foot Tyrannosaurus rex.

Mongolian Academy of Sciences, has uncovered one of the largest hadrosaurid footprints ever found, measuring 92 cm in width. The largest footprint is believed to have belonged to a giant ...