Dinosaurs replace their teeth throughout their life. And T. rex replaced all of their teeth every year.

Children have a great urge to learn about dinosaurs.

The chicken is a dinosaur. I mean, it really is. You can't argue with it, because we're the classifiers and we've classified it that way.

Comparing science and religion isn't like comparing apples and oranges - it's more like apples and sewing machines.

The worse the country, the more tortured it is by water and wind, the more broken and carved, the more it attracts fossil hunters, who depend on the planet to open itself to us. We can only scratch away at what natural forces have brought to the surface.

A dinosaur out of context is like a character without a story. Worse than that, the character suffers from amnesia.

I found my first dinosaur bone when I was 6, growing up in Montana. Ever since then I've been interested in dinosaurs.