In certain mammals, including hedgehogs and porcupines, the hairs are actually modified into difficult spines or quills. These are typically covered with thick plates of keratin and serve as defense versus predators. They even supply wig slicing and tailoring hair fibers to obtain preferred variations and lengths though providing customization https://hair-salon-in-ottawa10976.sharebyblog.com/35826730/the-hair-salon-in-ottawa-diaries