Source: Patrick Whittle, NEWS & OBSERVER, 12/29/16

Susan Frank and her dogs spend their days shepherding hairy, black pigs with names like Bacon, Pork Chop and Yummy around a chunk of Maine woods. Her farm, which raises and fattens the rare American mulefoot hogs for slaughter, is essential to their survival, she believes. Frank's mulefoots are representative of a breed that was once the rarest of all U.S. livestock according to some agricultural censuses, and remains critically rare, according to the Livestock Conservancy. 

For more of this story, click here.