
White buffalo Chances of a white buffalo being born are at least 1 in the millions, says Jim Matheson, assistant director of the National Bison Association. Defying all odds, the same Wisconsin farm had three of this rare breed. This male calf, whose coat turned darker with age, was born in 2006. All buffalo were uncommon for a long time, but now their population has beefed up to about 250,000.