This group includes American Pit Bull Terriers along with an increasing number of other breeds and countless mixed - breed dogs who share various phenotypic traits, such as head shape or body structure. (sheltermedicine.vetmed.ufl.edu)
In order to acclimatize the breed to Soviet weather, the Byelorussian Owtcharka was crossed with a number of other breeds, both Soviet and Foreign. (eurosportk9.eu)
EIC is most well known from the Labrador Retriever but has now been identified in a number of other breeds. (vetgen.com)