Halloween is still on at the Houston Zoo: Hereโs what to know about this yearโs Zoo Boo event
Zoo Boo is back. The Houston Zooโs month-long event will run from Friday, Oct. 2 through Sunday, Nov. 1. Guests can also look forward to story time with the Houston Zooโs Friendly Dragon and special animal enrichment on weekends. Zoo Boo is a family-friendly event, and all costumes must be appropriate for ghouls of all ages. The Houston Zoo reserves the right to deny entry in the event of an inappropriate costume.