**Thumbnail 3: Canine Heroes** *Background:* An action-packed scene with a dramatic backdrop of a sunset sky in vivid oranges and reds. *Foreground:* A German Shepherd in a heroic pose wearing a service vest, slightly angled to convey motion and bravery. *Text overlay:* "Hero Dogs" in bold, contrasting black letters with a subtle glow effect to emphasize their courageous impact.