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Full Version: [Sci-Am] Hummingbirds' Iridescent Feathers Are Still a Bit of a Mystery

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Hummingbirds' Iridescent Feathers Are Still a Bit of a Mystery

Scientists still don’t know the full purpose of this changeable biological trait

-- Read more on ScientificAmerican.com

https://www.scientificamerican.com/galle...a-mystery/

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Scientific American