Pastor del Oso

A dog from Asturias, Spain, also called the Pastor del Osu or Asturian Mastiff. It is not recognized by the FCI; the Royal Canine Society of Spain lists it as an ethnic group, a step before national recognition. It is large, compact, and landrace-like, of a lupoid–molossoid type.

Breed snapshot

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Size
medium
Life
Unknown
Group
Working
Origin
Spain

Origin map

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Breed details

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Reference source
Wikidata
Open source
Reviewed Oct 10, 2026

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