Brug is a hybrid dog breed, a mix between a Brussels Griffon and a Pug. They typically have a short, smooth coat, a small, sturdy body, and an adorable face with expressive eyes. Brugs are known for their playful and affectionate nature, often forming strong bonds with their human families.

The species 'Brug' does not correspond to any known animal species. It may be a fictional or misspelled name. Please provide a scientifically recognized name for accurate information.