When the buffalo aren’t fighting off the occasional lion, they’re eating grass—and lots of it. It forms the bulk of their diet. Like cows, buffalo chew cud to further extract nutrients.

It is images such as George Catlin’s “Buffalo Chase with Bows and ... to the foothills along the Rocky Mountains to eat different kinds of grass. Indigenous people, over thousands of years ...

A new study out Monday finds that even in the most optimistic scenarios, grass-fed beef is no less carbon-intensive than ...