. >> ellen helly's family has run sheep in montana for a hundred years or so. >> what is it like to be doing the same work that your father has done, your father's father, his father? >> it feels great. carrying on the tradition is important. what they saw then is exactly what we see now. we're taking care of the sheep and that's our job. >> the sheep are grazing on public land, but are constantly moved to ensure there's no overgrazing. we were mesmerized by the dogs. watching dogs work sheep across a meadow is a sight to behold. the border colleys keep the sheep in order, and the big dogs keep predators away. >> they help protect the sheep against kieos, bears, if they see one, they'll bark at it and it turns around. >> mon montana was once home to many sheep. duckworth raises the sheep, sheers the wool, looms it, and sews it, all in the u.s. >> is this a sort of kind of farm to table version of -- >> exactly. what we say is sheep to shelf. we always sold our wool into the commodities thyme type market. once it goes into that market, you don't really know where it goes. you never real