The Great Ape House will be closed to visitors on Thursday, April 3.
Due to technical difficulties, we cannot process online payments. Free Entry Passes are still available and visitors may purchase Parking Passes at the Zoo (subject to availability).
National Bison Day is the first Saturday in November and the Smithsonian’s National Zoo and Conservation Biology Institute has a big reason to celebrate these iconic animals! Wallow in the autumn leaves with the Zoo’s bison, Lucy and Gally, and animal keeper Regina Bakely, as she shares her stories...