Men also have hair dryers and, if they suffer from baldness, they use a growth stimulator, buy hairpieces, or have hair transplanted from the hirsute part of the scalp to the bare areas.
A dog may be lightly sabled, with just a scattering of black-tipped hairs over the withers, to one who is so heavily sabled that from a distance he almost appears black.
According to trichologist Philip Kingsley, hair plugs are not a new concept: they were first created in 1956 by an American dermatologist called Norman Orentreich.
Oculocutaneous albinism(OCA) is a group of autosomal recessive disorders of melanin synthesis,which is characterized by congenital hypopigmentation of skin,hair and eyes.
Recently, American scientists discovered that by using a tweaked shampoo recipe on old woolly mammoth hair, they could remove the extraneous bacteria from the strands and get clean DNA samples.
In addition, experts say culprits leave microscopic skin flakes traces of saliva, hairs in the material they handle and these help identify the suspect.