When is a blue bird not blue?

Smithsonian asked Scott Sillett, a wildlife biologist at the Smithsonian Migratory Bird Center.

Wildlife Feature: Blue Jays are not blue?

Smithsonian Insider – birds

Let's Help Our Little Blue Friends - Hills & Dales Estate

BBC Earth - Do you know what makes birds appear blue? 💙 It's a pigment of your imagination - this Greater Blue-Eared starling has brown pigment, but the feathers produce a trick

Shoreline Area News: For the Birds: Do you really have a Blue Jay in your yard?

Blue Jay Facts, Pictures, and Behavior - Owlcation

bluebird boxes: be a good landlord - A Way To Garden

Photos Mountain Bluebird Sialia Currucoides Birds Of The World

Why are bluebirds blue? - - Bluebird Information and Resources

Nashville Zoo - The Hyacinth macaw is the largest macaw

Kari Larsen (@KariLarsen12) / X

A Blue Bird Lands In Flint And We Do Not Call It Redemption - Belt Magazine

Not A Bluebird Outside My Window

Butterfly Colors and Biomimicry Smithsonian National Museum of Natural History

Kari Larsen (@KariLarsen12) / X