Will rare redheads be extinct by 2100?
http://seattletimes.nwsource.com/html/living/2002266852_redhair09.html
"...according to scientists at the independent institute in England, which studies all sorts of hair problems, is that just 4 percent of the world's population carries the red-hair gene. The gene is recessive and therefore diluted when carriers produce children with people who have the dominant brown-hair gene.
Dr. John Gray's explanation of his foundation's findings: "The way things are going, red hair will either be extremely rare or extinct by the end of the century." "