[citation needed] It also runs non-animal attractions, such as the San Antonio Zoo Train, which first opened in 1956.

[7] The San Antonio Zoo spans 57 acres (23 ha) in Brackenridge Park, located in the city's Midtown area.

[8] The building and surrounding plaza were renovated in 2023 ahead of the NRHP nomination, and the structure itself was converted into concessions and restrooms.

[4] The San Antonio Zoo housed the first herd of addra gazelle in captivity in 1969 and continues to be active in the breeding program for the critically endangered species.

[10] Ten days later, two soldiers from Fort Sam Houston, James R. Brown and Paul E. Smith, were apprehended for the crime.

[12][13] Phase I of Africa Live!, which opened in 2008, brought a new exhibit for hippos with underwater viewing area and one for new Nile crocodiles as well as many other smaller animals.

[15] Josh the African lion was permanently transferred to the Birmingham Zoo in April 2022 as part of the AZA's Species Survival Plan.

[19][20] The Spekboom Lodge, situated in the middle of the giraffe habitat, opened as a space for guests to rent a night in the zoo on November 1, 2024.

[21] The Center for Conservation and Research at the San Antonio Zoo is involved in breeding a number of endangered species including black rhino, leopard, golden lion tamarin, dama gazelle, Attwater's prairie chicken (housed and bred off-exhibit), black mangabey, African lion, black-footed ferret, Komodo dragon, Andean condor, and Caribbean flamingos.

[22] The project runs in collaboration with several organizations, including the Texas Parks and Wildlife Department and Zoo Miami.