Wild Birds Unlimited - Nature Shop
File:Cyanocitta cristata (blue jay) (Newark, Ohio, USA) 10.jpg
Blue Jay Audubon Field Guide
Bill Stanley The Nature Conservancy in Ohio
Bird illness still unidentified; feeding can resume in Ohio
Wisconsin DNR concerned about illness in birds sweeping eastern U.S.
These Birds Didn't Have Chlamydia or West Nile. But They're Still
The role of a mutualism in reestablishing American Chestnut Tree
How Do Blue Jays Mate?