It is believed somewhere around twenty breeds were used in the development, including breeds used in the development include the Airedale Terrier, Caucasian Ovcharka, Rottweiler, Newfoundland, Giant and Standard Schnauzers and the now extinct Moscow Water Dog.
It is believed somewhere around twenty breeds were used in the development of the BRT. Breeds used in the development include the Airedale, the Giant Schnauzer, the Caucasian Ovcharka and the extinct Moscow Water Dog.