Dog comes home, promptly collapses. The note on his collar explains why

New Zealand is famous for having more sheep than people and if you have a lot of sheep, you need sheepdogs, like Louie. He was always intelligent and hard-working, but also curious and inclined to undertake small adventures. Now that he was 12, he was retired and spent his golden years enjoying leisure time at home. One day, Louie suddenly disappeared, leaving his owners worried, wondering if he had embarked on one of his adventures. His daughter Marolyn Diver was visiting and recalled: "My mother was a bit surly because she thought she had stopped wandering. We feared he had forgotten where his home was.