Founded in 1875, the Buffalo Zoo in Buffalo, New York, is the seventh oldest zoo in the United States. Located on 23.5 acres of Buffalo's Delaware Park, the zoo exhibits a diverse collection of wild and exotic animals, and more than 320 different species of plants. The zoo is open year-round. Wikipedia Accredited by Association of Zoos and Aquariums (AZA) Nonprofit 501(c)(3) organization / Zoological Society Of Buffalo, Inc. / EIN: 16-0911204