The Polish Lowland Sheepdog (Polish: Polski Owczarek Nizinny, also PON), is a medium-sized, shaggy-coated, sheep dog breed native to Poland.
Image credit: Pleple2000, CC BY-SA 4.0
Adapted from Wikipedia, CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Polish_Lowland_Sheepdog