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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—大象传媒 World Service Archive
From the reasons why animals and humans have hair, to what hair says about us.
大象传媒 World Service Archive
This programme was restored as part of the World Service archive project
