Roger Williams Park Zoo (Visit this link)

The Zoo is forty (40) acres.The average length of stay is three (3) hours.The path through the zoo is a bit over one mile long. The Zoo has over 950 animals and 160 different species including elephants, giraffe, cheetah, polar bears, moon bears, gibbons, bison, snow leopards, tree kangaroos, wallabies, baby alligators, etc.

http://www.rwpzoo.org