Someone is snatching snacks on Signal Hill! Can Mr. Beagle suss out who? While taking a hike up Signal Hill, Mr. Beagle soon realizes that people's picnics are being plundered! Who could the culprit be? With his nose for clues and a handy pair of binoculars, he solves the puzzle, and finds a way to encourage community and collaboration. Lori Doody's quirky canine detective is back with another fun and charming picture-book mystery - the third in her on-going Mr. Beagle series.