Most of us have hair, all over our bodies it grows Some hair you can see, some hair hardly shows So what is hair made of? Keratin it's called A gorilla's hair is thick and long While humans are thin and small Hair, isn't just summer hair Hair, long, brown and red A summer head of strain While others have curly curls Hair is different on boys than it is on girls Hair is different on boys than it is on girls So what gives hair it's color? A chemical from within The same one that gives skin color And it's called melanin And as we get older Hair comes and goes Some may fall out of our head While others grow out of our nose Hair, isn't just summer hair Hair, long, brown and red A summer head of strain While others have curly curls Hair is different on boys than it is on girls Hair is different on boys than it is on girls As boys get older Hair grows on their face Some may even grow beards While others decide to shave And as girls get older Hair grows on their arms and legs Some like to keep it natural While others make it go away Hair, isn't just summer hair Hair, long, brown and red A summer head of strain While others have curly curls Hair is different on boys than it is on girls Hair is different on boys than it is on girls Hair is different on boys than it is on girls