The Case of the Kidnapped Collie — John R. Erickson

Plato, the bird dog, has come to visit the ranch, delighting everyone with his quail-pointing skills and impeccable manners. But Plato's biggest fan happens to be Hank's dream girl, Miss Beulah the Collie. Hank's true test of devotion comes when he must rescue her from the clutches of an unwelcome visitor--a ferocious kidnapping cannibal!