Today’s #mastiff of the day hasn’t physically …

Today’s #mastiff of the day hasn’t physically changed much in the last 100 years, if not more. (Hint) it shares a name with a popular shoe (sneakers) line.
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For bonus points, their temperament is what characterizes the breed. Give the name of what enthusiast calls their “temperaments”
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#breedsofpurpose #dog #dogs #dogstagram #instadog #pets #instalike #instaworld #bigdogs #workingdog #worldofdogs #worldwide #history #funfacts #facts #puppiesofinstagram #puppies #mastiffsofinstagram (at Fogo de Chão)