Please note: 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).
Reptile Discovery Center staff at the Smithsonian’s National Zoo are mourning the loss of Alex, an elderly male Aldabra tortoise who was humanely euthanized Aug. 7. At the time of his death, animal care staff estimated Alex to be about 100 years old.