Varying combinations of pigments and photonic crystals lead to the iridescent shades of blue, green, brown and yellow commonly found in a peacock
Check out these colors I just chipped!
Do Peacocks have naturally colorful feathers or are they painted by humans for decoration purpose only? - Quora
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How do peacocks get their color? - Quora
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What is the color of a peacock? - Quora
What are the different colours of Peacock Feathers? - Podium School
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What do peacocks represent? - Quora
Peacock feathers
Peacock Feathers. Image & Photo (Free Trial)
Extra Large Crystal Peacock Feathers - Green Colors - Radhika Store
Do Peacocks have naturally colorful feathers or are they painted by humans for decoration purpose only? - Quora