There has been some discussion on here how the state of Wyoming lacked any zoos. Well, believe it or not, there was one open for many years. Sheridan’s Pioneer Park operated from 1909 to 1971, maintaining mostly native animals, plus a few exotics like monkeys and ocelots. Here’s an article with some neat facts and a timeline:
Remembering Sheridan’s Zoo | Sheridan Media
Remembering Sheridan’s Zoo | Sheridan Media