The web site of Rancho Los angeles Brea now sits smack dab in the midst of Los Angeles, however it stays some of the essential fossil websites within the nation. Over 100 digs on the web site have yielded thousands and thousands of Pleistocene fossils, from large mammoths to the little legs of Ice Age woodpeckers. The asphalt deposits on the Tar Pits ensnared many animals over hundreds of years, which now supply an important repository of historical lifestyles for scientists hoping to be told extra about historical ecosystems, their local weather, and their numerous occupants.