Keywords
adult animal, alertness, animal behavior, animal themes, animal tongue, animal tricks, black, boston terrier, concentration, control, day, determination, dog, dog training, domestic animals, dumbbell, exercising, field, focus on foreground, full length, grass, humor, learning, loyalty, mammal, nobody, obedience, one animal, outdoors, panting, pets, purebred dog, relief, sporting dog, sports training, standing, sticking out tongue, superstock, terrier, training, training class, urinating, white, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, 662-1925, 662 1925, 6621925