Full video available for purchase at: [ Ссылка ]
Dr. Nina Jablonski, Professor of Anthropology at the Pennsylvania State University, discusses the biology of red-haired, freckled complexions. Jablonski explains how the unique form of melanin in freckles may have an advantage among areas of low average ultraviolet radiation like Ireland or Scotland, but can cause problems at lower latitudes.
Full video available for purchase at: [ Ссылка ]
