The difference between buffalo and bison in the shape of their bodies is that the Buffalo has fairly straight backs, with necks that extend up at an angle like most quadrupeds. Because of their ...

Wild animals do not recognize park borders. Two of Yellowstone’s iconic species, bison and elk, spill seasonally—and naturally—beyond park boundaries looking for food. One is welcome.

He was about to buy six of the man's cows for $10,000 in April, but said the deal soured when he saw the bison appeared to be in rough shape and were two different species. Instead, he said he ...