Zoo Tycoon is a business simulation game developed by Blue Fang Games and released by Microsoft. Although first released for Microsoft Windows and Macintosh in 2001, it was ported to the Nintendo DS in 2005. It was followed by two expansion packs, Dinosaur Digs and Marine Mania, which were released in 2002, as well as a sequel, Zoo Tycoon 2, released in 2004.

Zoo Tycoon 2 is a business simulation video game developed by Blue Fang Games and published by Microsoft Game Studios and MacSoft. Originally released for Microsoft Windows, Zoo Tycoon 2 is also available for Windows Mobile, PDA, and Mac OS X, although expansions are not included in the Mac version. A Nintendo DS version, titled Zoo Tycoon 2 DS, was released in 2008.