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).
বড় কুকুরদের সাধারণত দীর্ঘ বা সংক্ষিপ্ত জীবন থাকে?
shorter