In 2013, a study found that mixed breeds live on average 1.2 years longer than pure breeds, and that increasing body-weight was negatively correlated with longevity (i.e. the heavier the dog the shorter its lifespan). COUNT 4
QSN1 Mutts, dogs that have several breed characteristics, live how much longer than purebred dogs? ANS1 1.2 years QSN2 Do bigger dogs typically have longer or shorter lives? ANS2 shorter QSN3 When was a study done that discovered mixed breeds tend to live longer than pure breeds? ANS3 2013 QSN4 Typically, how much longer do mixed breeds live? ANS4 1.2 years longer