American Mastiff – Is there room in your life for this massive breed? A fully grown adult American Mastiff will stand 28 to 36 inches tall.
However, an American Mastiff might not be the right breed for every family. An adult male American Mastiff can go through pounds of dry dog food a.
4 days ago If fed a densely caloric diet lacking an appropriate calcium/phosphorous ratio, Mastiff puppies and young adults are prone to skeletal disorders.