However, the scales are large, too large for the typical size of carnivorous dinosaurs and
hadrosaurs roaming this area 66 million years ago.
Not exact matches
Scientists claim proteinaceous blood vessels from a
hadrosaur that
roamed proto - Montana 80 million years ago somehow survived
The new discovery suggests that the
hadrosaurs not only
roamed in herds but also flourished in the ancient high - latitude, polar ecosystem.