At the site known today as the La Brea Tar ... lion was the only one to survive into the present because it wasn't a picky eater, and could survive changes in its food supply. The pits contain ...

Did you know that people can discover fossils in a major city? Head to the La Brea Tar Pits to see an active dig site in the heart of Los Angeles. The tar pits were formed thousands of years ago ...