All About Blue Jays: Are They Actually Blue? - Nature Canada
Northwest Nature Log: Our two blue jays aren't 'bluejays', Wildlife, Fishing and Outdoors
Five fascinating facts about bedeviling blue jays
Hinterland Who's Who - Blue Jay
MORE
Blue jay - Wikipedia
Blue Jay Missouri Department of Conservation
Blue jay - Wikipedia
Blue Jay - Cyanocitta cristata - NatureWorks
Blue Jay Overview, All About Birds, Cornell Lab of Ornithology
Blue Jay
Hinterland Who's Who - Blue Jay