Its grayish scaly skin stands out against the surrounding greenery

Length 45mm

making it one of the smallest known ceratopsians

being a small and agile mammal

As a member of the hadrosaurid family

Yangchuanosaurus shangyouensis Scale:1:35 Its grayish scaly skin standsYangchuanosaurus shangyouensis was a large carnivorous theropod that lived during the Late Jurassic period, approximately 163 to 157 million years ago, in what is now China. One of the top predators in its ecosystem, this dinosaur belonged to the family of metriacanthosaurids, a group of carnivores closely related to allosaurids. With an estimated length of between 8 and 10 meters and a weight of up to 3 tons, Yangchuanosaurus was a formidable hunter.