Dinosaurs survived for more than years after the earth was hit by a massive meteorite originally believed to have caused their extinction, according to new research. Here are some interesting facts about dinosaurs
Eotriceratops skull, 68 million years old. This could be a nice alternative to the T-Rex fossil, because it is equally recognizable and there is more of it still intact. It also has a unique texture that I could bring onto the back side of the banknote.