82% Compatible
Despite their massive size, Pyrenean Mastiffs are known as 'gentle giants' and were historically trusted with newborn lambs.
Despite their imposing size, Black Russian Terriers are known as 'Black Pearls of Russia' for their gentle nature.
Developed in the Pyrenees mountains during medieval times as livestock guardians, protecting sheep flocks from wolves and bears while working alongside shepherds.
Developed in Russia during the 1940s by the Soviet Red Star Kennel for military and police work. Combined multiple breeds to create an ideal working dog for cold climates.
Regular brushing needed during shedding seasons. Moderate exercise requirements despite size. Joint health monitoring essential throughout life stages.
Daily brushing required to maintain coat. Needs extensive socialization and training from early age. Regular exercise crucial for physical and mental well-being.