Blue Jay (Cyanocitta cristata) - The geographic range, physical characteristics, and natural history of the Blue Jay. animaldiversity.ummz.umich.edu/accounts/cyanocitta/c._cristata.html
Blue Jay (Cyanocitta cristata) - A comprehensive article about the blue jay. www.cws-scf.ec.gc.ca/hww-fap/bluejay/bluejay.html
Blue Jay (Cyanocitta cristata) - Contains blue jay sounds and facts about this common North American bird. birds.cornell.edu/BOW/BLUJAY
Blue Jay (Cyanocitta cristata) - Article including the natural habits and aggressiveness of the Blue Jay. www.realindy.com/bluejays.htm
Blue Jay (Cyanocitta cristata) - Includes a brief description of the phyiscal characteristics and the song of the blue jay. www.passporttotexas.com/birds/oct.html
