Here are some tips from Palo Alto about coyotes and safety:
"• Be aware that coyotes are more active in the spring, when feeding and protecting their young
• Do Not attempt to approach the animal
• Do Not try to feed or attempt to tame the animal
• Do Keep children close to you
• If followed, make loud noises. If this fails, throw rocks.
• Fight back if attacked"
View map of closures here.
Read about Arastradero hiking trails here.