Friends of the wild nature park on Lake Maggiore in St. Petersburg present an autumn family festival on Saturday, November 7 with arts and crafts vendors, live music, food court, plant sale, wildlife presentations and environmental exhibits, guided tours and children's activities.  It runs 10 a.m. to 5 p.m. at Boyd Hill Nature Preserve, 1101 Country Club Way S., St. Petersburg.  Free, $2 suggested donation.