Here's the best paleontology routine I've heard in the last...well, I'm not sure I've ever heard a paleontology routine before. This guy knows his dinosaurs, cold! Just look at his contempt when an audience member shouts out "Pterosaur." Warning: f-bombs away! Thanks to Boing Boing Update: Dan Telfer explains why the mistakes are part of the joke. Nota bene, fact checkers!