All breeds
Explore Dog Breeds
Pyrenean Mastiff
Mastin del Pirineo
Spain10-13 yr lifespanThe Pyrenean Mastiff is a giant Spanish livestock guardian from Aragon, known for its calm confidence, dense white piebald coat, and protective but gentle temperament.
Pyrenean Sheepdog
Long-Haired Pyrenean Sheepdog, Berger des Pyrenees a Poil Long
France12-15 yr lifespanThe long-haired Pyrenean Sheepdog is a small, intensely active French herding dog with a rough or goat-textured coat and sharp, handler-focused temperament.
Pyrenean Sheepdog (Smooth-Faced)
Smooth-Faced Pyrenean Sheepdog, Berger des Pyrenees a Face Rase
France12-15 yr lifespanThe Smooth-Faced Pyrenean Sheepdog is a small, athletic French herding dog with a shorter face coat, square outline, sharp intelligence, and intense work drive.
Rafeiro of Alentejo
Rafeiro do Alentejo, Alentejo Mastiff
Portugal10-13 yr lifespanThe Rafeiro of Alentejo is a large Portuguese livestock guardian, calm and confident by day but naturally vigilant, with a dense coat in black, fawn, wolf-grey, or piebald patterns.
Rat Terrier
Rattie
United States12-18 yr lifespanThe Rat Terrier is an American farm terrier with miniature and standard sizes, a smooth pied coat, high prey drive, and lively, trainable problem-solving temperament.
Redbone Coonhound
No widely used alternate names recorded
United States12-15 yr lifespanThe Redbone Coonhound is an American scenthound with a short solid-red coat, a musical hound voice, and an even home temperament paired with serious hunting drive.
Rhodesian Ridgeback
African Lion Hound
South Africa10-12 yr lifespanThe Rhodesian Ridgeback is a large southern African hound known for the ridge of backward-growing hair on its back, wheaten coat, athletic build, and reserved confidence.
Romanian Bucovina Shepherd
Southeastern European Shepherd, Ciobanesc Romanesc de Bucovina
Romania10-13 yr lifespanThe Romanian Bucovina Shepherd is a very large Romanian livestock guardian with a powerful frame, dense coat, deep voice, and calm but serious protective temperament.
Romanian Carpathian Shepherd
Ciobanesc Romanesc Carpatin, Carpathian Shepherd Dog
Romania10-14 yr lifespanThe Romanian Carpathian Shepherd is a large Romanian livestock guardian with wolf-grey coat, balanced temperament, and strong devotion to flock and family.
Romanian Mioritic Shepherd
Ciobanesc Romanesc Mioritic, Mioritic Shepherd Dog
Romania10-13 yr lifespanThe Romanian Mioritic Shepherd is a large Carpathian livestock guardian with a massive shaggy coat, calm confidence, and strong protective loyalty.
Romanian Raven Shepherd
Ciobanesc Romanesc Corb, Corb Shepherd
Romania10-13 yr lifespanThe Romanian Raven Shepherd is a large black Romanian livestock guardian, named for its raven-like color, with a powerful body and serious protective temperament.
Rottweiler
Rottie
Germany9-10 yr lifespanThe Rottweiler is a powerful German working dog with a black-and-rust coat, calm confidence, strong guarding instinct, and a real need for steady training.