You don't have to be a birder for a long time to appreciate that birds are capable of producing an astonishing array of colors and patterns, even those beyond what our weak human eyes can discern. Hidden in that avian rainbow are clues to bird taxonomy and evolution, which is the work of our guest Whitney Tsai Nakashima, a researcher at Occidental College's Moore Lab of Zoology.

Also, can hummingbirds inspire robot drones?

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