Bird Backyard Ecology
Some birds are so stressed by noise pollution it looks like they have PTSD - The Washington Post
Orion Magazine - Stellar
Mysterious bird deaths in the eastern US - What is killing Blue Jays?
Blue Jay Audubon Field Guide
Blue Jays - Nikki Lynn Design
Blue Jay Missouri Department of Conservation
Birders have noticed a blue jay bonanza. - The Washington Post
BLUE JAYS IN MY BACKYARD Cleveland Museum of Natural History