Portuguese Water Dogs are referred to as Cao de Agua ( dog of water ) in Portugal, where they were originally bred to assist fishermen. Highly intelligent, loyal, and athletic, these dogs respond well to obedience training. Perhaps the most famous Portuguese Water Dog is Bo, the First Dog. This Portuguese Water Dogs square wall calendar is full of images of these spirited dogs! Includes a free download of the DogDays ¢ app for the smartphone and tablet, which grants access to the world's most captivating dog photos and backgrounds, fun puzzles, and a calendar featuring your favorite furry friends.