Why do we have hair in such random places? | Nina G. Jablonski

The video explores the differences between human hair and animal fur, focusing on the evolutionary reasons behind humans losing most of their body hair. It discusses the role of sweat glands in heat regulation and the unique functions of hair on different body parts, such as the head, eyebrows, and eyelashes. The video also examines the role of body hair in identification and scent dispersion, as well as the sensory functions of vellus hair.

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