NEW YORK, NY - FEBRUARY 16: A Saint Bernard waits on the sidelines before competition on the second day of the 140th annual Westminster Kennel Club Dog Show on February 16, 2016 in New York City. The dog competition culminates in the naming of the dog that is "Best in Show." (Photo by Stephanie Keith/Getty Images)

There’s a St. Bernard in South Dakota that holds the Guinness World Record for longest tongue on a dog.  It measures 7.3 inches from snout to tip.