Dinosaur T Rex Coloring Page

Dinosaur T Rex Coloring Page

As a result of the research, it is estimated that 2.5 billion T-rex dinosaurs may have lived on Earth for 2 million years.

In the study, it was stated that these dinosaur species lived in North America for 1.2 million to 3.6 million years.

Charles Marshall, Director of the University of California Museum of Paleontology, stated that there were 100 T-rex dinosaur fossils and 32 of these fossils belonged to male dinosaurs. “If 2.5 million dinosaurs had lived instead of 2.5 billion, we would probably never know that dinosaurs existed.” made its assessment.