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

Blue Jay Blues The Outside Story

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

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

Blue Jay - Cyanocitta cristata - NatureWorks

14 FUN & INTERESTING Facts about Blue Jays! [2023] - Bird Watching HQ

9 Fascinating Facts About Blue Jay Birds - The Fact Site

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Contemplating the End of Physics

5 Weird Facts about Blue Jays - Nature Canada