A mountain lion was reportedly seen in the Portola Valley and Skyline area in San Mateo County Saturday morning, according to the San Mateo County Sheriff's Office.
The big cat was spotted by a hiker shortly before 11 a.m. in the area of the Windy Hill Open Space Preserve approximately 3 miles from the Razorback Ridge trailhead, officials said.
Sheriff's deputies called to the area were unable to locate the mountain lion.
If you see a mountain lion:
Pick up small children.
Do not approach it, especially if it is feeding or with offspring.
Do not run. Face the animal, make noise, throw rocks and try to look bigger by waving your arms.