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.

The bottom line in developing the drug is that big dog owners want more time with their BFF’s. The lifespan of big and giant dogs is tremendously limited. Giant breed dogs such as Saint Bernard’s, ...