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Hair
'Hair is there to protect the inside of the animal from the outside'. It protects against heat loss, heat gain and mechanical damage. A look at the function of hair on animals.
Picture: Horse's mane, Credit: Getty Images
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Hair—±«Óătv World Service Archive
From the reasons why animals and humans have hair, to what hair says about us.
±«Óătv World Service Archive
This programme was restored as part of the World Service archive project
