Berger Blanc Suisse and Polish Lowland Sheepdog are both what?
Polish Lowland Sheepdog The Polish Lowland Sheepdog (Polish: "Polski Owczarek Nizinny" , also PON), is a medium-sized, shaggy-coated, sheep dog breed native to Poland.
Sheep dog (disambiguation) A sheep dog is a dog or breed of dog traditionally used in the herding of sheep.