| Breed Group | Working group |
| Origin of Breed | Protectors from Britain |
| Standout Breed Characteristics | • Massive size • Calm demeanor • Loose skin |
| Size | 27 – 30 in. 120 – 230 lbs. |
| Notable Traits | |
| Special Care | Monitor nutrients and exercise, especially in puppyhood |
| Health Issues | Cancer, epilepsy, bone disorders, heart disease |
| Energy Level | Quite calm |
| Activity Needed | Regular gentle exercise |
| Barking | Deep and loud, but not often |
| Coat Type | Short and smooth |
| Shedding | Relatively low shedding |
| Trainability | Need gentle and positive attention, can become bored |
