History

Antlion Pit: "Medieval Bestiaries and the Birth of Zoology"
Article about the relationship between medieval bestiaries and modern zoology.
http://www.antlionpit.com/aura.html

Zoo and Aquarium History
The Bartlett Society offers historical articles discussing the Tower Menagerie, the Cincinnati Zoo, the Philadelphia Zoo, and the Washington Park Zoo.
http://mcz.zoosociety.org/about/timeline/

Zoos: A Historical Perspective
Online exhibition by the National Zoological Park Library, Smithsonian Institution.
http://www.sil.si.edu/ondisplay/zoos/

Zoos in Australia
Traces the history of zoos and discussing the role of zoos in Australia today.
http://www.cultureandrecreation.gov.au/articles/zoo/