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).
সাধারণত, মিশ্র প্রজাতি আর কতদিন বেঁচে থাকে?
1.2 years longer