Bluebirds vs. Blue Jays - Not the Same Bird - Nest Hollow
Blue Jay (Cyanocitta cristata) - Mississippi National River & Recreation Area (U.S. National Park Service)
If you've heard that blue jays are smart, it's true; if you've heard that they're blue, you're mistaken - Cambridge Day
How Long Do Blue Jays Live?
Blue jays arouse mixed feelings among humans
Blue Jay Audubon Field Guide
Blue Jay - American Bird Conservancy
Dammann's Garden Company – Featured Bird: Blue Jay
FOR THE BIRDS: Blue jays have an attitude