>>2725673The reason noses became thinner is became natural selection took place when albinos became trapped in an ice age. The needed a narrow nose to heat up the cold air. Thin lips to not get frost bite on them. This is also why blacks seemingly have bigger genitals, asses, and tattys in general.
Hair becomes straight through a missing protein in an amino acid. A side effect of albinism, a deficieny disease. A natural phenomena that exists is all living creatures, even plants.