White Cloud the only certified true albino bison in the world, roams with the herd owned by the National Buffalo Museum in Jamestown North Dakota. She has had 11 calves as of spring One of those was Dakota Miracle, a white buffalo.
A bison cow gives birth to a single reddish-brown calf in the spring. For the first two months of life, calves are lighter in color than mature bison. One very rare condition is the white buffalo, in which the calf turns entirely white.