my best big friend bernese mountain dog

animal animals background beneficial bernard bernese bernhardiner bernhardshund big bodyguard bold breed canine care chew chihuahua concept crate crossed defending development dog dogs domestic domesticated energetic essential exercise friend friendly friends front group guard health highly horizontal housetraining important including intelligent isolated large leonberger loyal lying making mountain nutrition old pack panting pawns personalities personality playful proofing proper protect protection puppy purebred save shot sitting socialization standing studio toys trainable training vaccinations weeks well-being white