A farmer, who trains people how to handle sheepdogs, has said the animals are "very special" and intelligent, and they have a way of "calming" the sheep - so they "sort of caress them around the field ...

A farm in central Massachusetts is doing things the old-fashioned way by using dogs to herd sheep, instead of ATVs. It's at Little Brook Farm in Sunderland where 6-year-old sheepdog Bett does her job.