A trick of nature: Blue jays aren't really blue

29 Interesting Facts About Blue Jays You Probably Don't Know I Interesting Facts

Why are some bluebirds bluer than others? - Avian Report

The Truth About Blue Jays – The Free Weekly

Mnemonics in Nature

The pigment or melanin in a blue jay's feathers is brown, but we perceive it as blue because of a phenomenon called light scattering. A blue jay's wings

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Your Turn: A blue jay isn't blue

The strange physics of why blue jays look blue even though they aren't

Sightings of a Blue Cardinal – Nature Blog Network

Why Are Blue Jays Blue? - Bird Informer

Blue Jay – Prairie Garden Trust

Wild Birds Unlimited

Blue: The Science and Secrets of Nature's Rarest Color: Kupferschmidt, Kai: 9781615199068: : Books

Toronto Blue Jays Draft Analysis. The Toronto Blue Jays had their first…, by Tieran Alexander