Animal fibers
Fibers that are derived from the hair of animals, including
wool from sheep,
alpaca hair from alpacas (a relative of camels and llamas),
angora from rabbits, camel hair from camels, and
cashmere and
mohair from goats.
Silk fiber is made from the cocoon of the silkworm.
Historical Dictionary of the Fashion Industry.
Francesca Sterlacci and Joanne Arbuckle.