Aggressive squirrel seeking food sends at least two people to ER in California

Very mean' animal, appearing out of nowhere and clawing and biting people's legs, still on the loose in Bay Area city

Residents of a San Francisco Bay Area city are on the lookout for an aggressive squirrel that has sent at least two people to the emergency room for medical treatment.

Joan Heblack told ABC affiliate KGO-TV that she was walking in the Lucas Valley neighborhood of San Rafael when a squirrel seemingly came out of nowhere and attacked her leg, clawing and biting.