"The Little Mole Who Knew It Was None of His Business" is a children's book by Werner Holzwarth and illustrated by Wolf Erlbruch. The story follows a curious little mole who, after being surprised by an unexpected incident, sets out to discover which animal is responsible. As the mole encounters various animals, he learns about their different characteristics and habits. The narrative combines humor and education, teaching young readers about boundaries and respect for privacy while engaging them with charming illustrations and a playful storyline.