Out of an abundance of caution amid severe conditions throughout Los Angeles, the Natural History Museum and La Brea Tar Pits will be closed Friday, January 10. Please continue to check our website and social media channels for updates.

How to Grow a T. rex

How a T. rex growth series came to be

T. rex skull in Dinosaur Hall

The stunning centerpiece of this gallery is the Tyrannosaurus rex growth series, featuring a baby, juvenile, and sub-adult T. rex. It's the only one of its kind in the world.