Earth Friend Picasso Marble Buffalo CarvingThe American bison is, at its core, a creature of the earth. It grazes, it wallows, it moves with the land rather than against it. A mature bull can weigh over a ton, yet it treads the prairie with a kind of quiet authority unhurried, deliberate, deeply present. Before the great herds were reduced to near extinction in the 19th century, an estimated 30 to 60 million bison shaped the ecology of the entire Great Plains, their grazing cycles fertilizing