Just because a trait is dominant does not mean it is common. Each color represents different levels of light eyes. Blue=80%+, teal=50-79%, olive=20-49%, brown=1-19%, black=none. Image courtesy of Dark ...
A common genetic misconception is that dominant means common. Here Dr. Starr explains why dominant and recessive doesn't matter for how common a trait is. Just because a trait is dominant does not ...