From Jarrett J. Krosoczka comes Never Say Narwhal, the final installment in the hilarious, high-action illustrated middle grade series featuring two platypus detectives, perfect for fans of Diary of a Wimpy Kid, Big Nate, and Jarrett's own Lunch Lady series.Frank Pandini Jr. is the mayor of Kalamazoo City, and everyone is celebrating—everyone except for Zengo, O'Malley, and Cooper, who can't seem to close a single case. To make matters worse, a mysterious hulking shadow has appeared in waters around KC. Could this spell the end for the Platypus Police Squad?