And can we possibly know for sure? These questions and others will be tackled as we explore the intriguing world of Troodon. 1. It Was Originally Mistaken for a Lizard. A solitary, serrated tooth ...

Troodon was such a theropod. The carnivorous dinosaur was about two meters long and populated the vast semi-arid landscapes of North America about 75 million years ago. Like some of its dinosaur ...