Petals produce a 'blue halo' that helps bees find flowers

New study finds ‘messy’ microscopic structures on petals of some flowers manipulate light to produce a blue colour effect that is easily seen by bee pollinators. Researchers say these petal grooves evolved independently multiple times across flowering plants, but produce the same result: a floral halo of blue-to-ultraviolet light. …read more

Source: EurekAlert

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