Six to eight glasses of liquid may not do it on really hot days. It's not enough to quench your thirst, Duff says. In general, drink more than you normally would.. The color of your urine is a good hydration indicator: If it's almost clear, you're getting enough liquid.
Brookfield Zoo is open every 365 days of the year! Weekdays 10:00 a.m. - 5:00 p.m. Weekends 10:00 a.m. - 6:00 p.m. Open 365 days of the year! Please note: Indoor animal exhibits close 30 minutes before general zoo closing, except for Tropic World, which closes 45 minutes before general zoo closing.
The Zoo is open year round and your membership will be in effect for twelve full months from the date of purchase. Our busiest times of the year are Spring Break, Halloween and Christmas, so to avoid lines, we recommend that you purchase your membership between the months of January â February and May â September.