Zoos
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Good zoos
Bad things about zoos
Laws they follow
Land animal enclosures
History of zoos
Bibliography
Bibliography:
http://pets.indiatimes.com/articleshow.cms?chname=pets&artID=1062800682
http://www.jhbzoo.org.za/
http://www.nzg.ac.za/
http://taronga.org.au/taronga-
zoo
http://taronga.org.au/sites/default/files/enclosure_design.pdf