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California Trails

Mountain Lion Crosses the 101 Freeway

P-55, a subadult male mountain lion, is only the fourth cat to cross the road since a 2002 National Park Service study began.

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Mountain lion baring teeth
Here’s what I think of your highways. (Mountain lion, in California.)California Department of Fish and Game

After safely crossing the 101 Freeway along the Conejo Grade—and making it across Highway 23 and the 118 Freeway, too—a big cat named P-55 is now roaming the Santa Susana Mountains. Researchers have documented 17 mountain lion deaths on Southern California roadways since 2002.