Don Burke visits Polish Lowland Sheepdog breeder Hana Chrudimska to find out about this breed, whose near demise in World War II was saved by restorative breeding programs. Australian Gardening show Bourke's Backyard breeder Burke's Backyard demise dog Don Burke Hana Chrudimska INU lifestyle show lowland owners pets polish roadtest sheepdog World War II ポーリッシュ・ローランド・シープドッグ