By A Mystery Man Writer
Structural Colors and Meta-holographic Display
Papilio palinurus - Wikipedia
How is the blue skin color possible on mandrills? Melanine only produces brown, not blue. - Quora
Is iridescence (i.e purple/blue pigeon necks !) generally due to the variable emission spectrum of an atom perhaps due to 2 diverse photons, or perhaps due to 2 different atoms, either adjacent
File:Diflubenzuron Structural PEA.png - Wikipedia
Structural coloration - Wikipedia
Structural Colour in Animals
Dinosaur coloration - Wikipedia
Pigment - Wikipedia
Bio-inspired Materials: Structural Color in Nature
Amazing Color Changing Betta
What causes the beautiful color on a butterfly's wings? - Quora