Complex sentence: These dogs are outstanding bay dogs, or tracking and hunting dogs, they have been known to track animals from miles away used for hunting feral pigs, squirrel, deer, raccoon, mountain lion, and black bear.
Split into simpler sentences: These dogs are outstanding bay dogs, or tracking and hunting dogs. They have been known to track animals from miles away, and have been used for hunting feral pigs, squirrel, deer, raccoon, mountain lion, and black bear.