The Pittsburgh Zoo is only one of six combinations of a zoo and an aquarium in the United States. It displays an impressive “400 different species of animals, some of which are threatened or endangered” (USNews.com). Nonetheless, the Pittsburgh Zoo strives to fashion optimistic, lifelong relations between animals and people, and this goal is evident throughout the Zoo’s walkways and exhibits. As I walked throughout the Zoo, I noticed that the animal’s exhibits closely resembled their natural habitats. With further investigation, I realized that these exhibits must resemble natural habitats in order for “animals to be psychologically and physically active” (Nationalzoo.si.edu). This relates to the big idea that Biological systems interact,
