Hey youtube! Bill Nye will talk about DINOSAURS! As always, I hope you enjoy this! Happy Holidays! This is Episode 3, season 1 - Originally aired in 1993.



Bill Nye: The Science Guy Full Episodes - Complete Series All episodes:



Reptile skin is warm to the touch, even though they may be cold-blooded. A reptile's scales are tough even though they're bending about on the soft skin.