"Nutkin" is a children's book written and illustrated by Beatrix Potter. First published in 1903, it tells the story of a mischievous little squirrel named Nutkin who goes on an adventure to gather nuts. The tale is set in the Lake District of England and features charming illustrations that bring the woodland characters to life. In the story, Nutkin and his friends visit Old Brown, a wise but grumpy owl, to collect nuts. However, Nutkin's playful antics lead to trouble, showcasing themes of curiosity and the consequences of mischief. The book remains a beloved classic in children's literature.