the mean litter size is 6.1. UK Kennel Club data shows that 27.8% (5 of 18) of Dogue litters were delivered by caesarean section. See also Dogs portal List of dog breeds References Further reading Dogue de Bordeaux, Janish, Joseph. Kennel Club Books, 2003. The Saga of the Dogue de Bordeaux, Triquet, Raymond. Bas Bosch Press The World of Dogues De Bordeaux. Bas Bosch Press External links Dog breeds originating in France FCI breeds Mastiffs