Polar Bear

Endangered Species Act

99% of species protected under the Endangered Species Act have survived and are on the path to recovery. Proposed administrative changes to the Endangered Species Act would significantly weaken protections for endangered species. Threatened animals need you to protect the Act. Share Your Voice!

Hispanic Heritage Celebration

Hispanic Heritage Celebration

Join us September 22 for performances by Ballet Folklorico Sones Mexicanos, Mariachi Tradicion Juvenil, and much more! CZS.org/Celebration

Lions at Brookfield Zoo

Become a Member!

Save more with a Brookfield Zoo membership.or renew today!

Join Now Renew


Buy Tickets Online

Save money and skip the lines when you buy your tickets online.

Buy Tickets