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Posts tagged as “polarized ultraviolet”

Monarch Butterflies Complete Their Winter Migration By Detecting Polarized Ultraviolet Light

Texas A&M Agrilife Extension Service expert discusses how the seasonal migration of the monarch butterfly through West Texas is accomplished including the butterfly’s use of polarized ultraviolet light to orient themselves to the horizon. This ability to detect the horizon allows them to take advantage of rising warmer air where they glide at 1,200 to…

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