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Peacocks display massive iridescent tail feathers

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Nothing attracts a partner quite like dragging an absolute tripping hazard behind you everywhere you go. The brilliant shifting colors are not entirely pigment-based; they rely heavily on microscopic optical structures that aggressively scatter and reflect light. It is an intensely complicated visual light show designed exclusively to prove the male can endure highly inconvenient biological vanity.

Peacocks display massive iridescent tail feathers
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