American Molossus: Meet the World’s Biggest Dog Breed

Weighing in at an astonishing 180 pounds at just nine months old, Old World Euphrates, an American Molossus, has set a new world record for the biggest puppy ever.

[{"selector":"#anim-6b3f6abf-eb5e-4657-aa7a-55040e08e8fc","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-be11a10e-adb3-44cd-859f-1015301d85fa","keyframes":{"transform":["translate3d(-180.32782%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Learn more

The American Molossus, a newer breed of dog spawned from the original Molossus of ancient Greece, breaks the barriers of what any owner would expect physically from any canine.

[{"selector":"#anim-5d2254d2-de06-4025-8e22-6ed7c03f1f19","keyframes":{"opacity":[0,1]},"delay":200,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f74250b9-6fbe-4788-847c-9eb0312602f0","keyframes":{"transform":["translate3d(0px, 168.64720%, 0)","translate3d(0px, 0px, 0)"]},"delay":200,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Learn more

Marcus Curtis, the owner of Old World Molossus, has been setting the bar high about resurrecting this old-world breed. In the process, he has inadvertently created the world’s most extensive bloodline.

Appearance

The American Molossus is the revamped and reimagined version of the original Molossus breed. 01. Learn more

SIZE

The full-sized American Molossus can reach weights upwards of 200 pounds. Remember, this breed produced the world record for the largest puppy. 02. Learn more

COAT TYPE

Again, the coat type of the American Molossus is very loose hanging. This gives the breed an almost Sharpai-type look, even demonstrating some of the characteristic wrinkles around the face. 03. Learn more

COAT COLOR

The American Molossus coat color is one of its trademark characteristics. This breed has a beautiful dark, brindle-patterned coat, similar to a brindle Pit Bull. 04. Learn more

TEMPERAMENT & PERSONALITY

The American Molossus has one of the best temperaments out of all dogs in this family. They were selectively bred to be non-dog aggressive and excellent with families, especially young children. 05. Learn more