Claymore Mastiffs

Adrian, Missouri, United States

Photos

About Claymore Mastiffs

Claymore Mastiffs of Adrian, MO is a verified Mastiff breeder on Good Dog. Find Mastiff puppies for sale and read owner verified stories on Good Dog.

Breeds

Mastiff

dog

About the Mastiff

Massive yet gentle and docile. One of the heaviest breeds, known for courage and dignified temperament.

Origin

England

Group

Working

Size

giant

Lifespan

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Registrations & Credentials

External Certifications

Certified BreederHealth Testing: Thyroid (Autoimmune Thyroiditis, registered with OFA), Cardiac Evaluation (registered with OFA), Eye Certification (CAER, registered with OFA), Multifocal Retinopathy 1 (CMR1), Degenerative Myelopathy (DM; SOD1A), Cystinuria Type 3, English Mastiff Type Risk Factor, PRA Dominant (DPRA), Mastiff Type, Hip Dysplasia Finals (OFA, PennHIP, BVA, SV, FCI), Elbow Dysplasia Finals (OFA, BVA, SV, FCI)