Safari Ltd Bison XLSafari Ltd Bison Part of the Safari Ltd Wildlife Wonders range, these large scaled animal models are the largest of the Safari figurine. Bison are the largest land mammal in North America. There are two subspecies of American bison, the plains and woods bison, though the plains bison is more numerous and well known. The European bison, a separate species, is similar, but has longer legs and a less hairy body. Both species of bison were brought to the