New research links brain size and immune gene expansion to mammal longevity, explaining why cats typically outlive dogs.

The genomes of long-living, big-brained mammal species reveal that they carry more copies of immunity genes. Experts ...

Why do cats generally live longer than dogs? New research suggests that longer lifespans of mammals like cats could be linked to their bigger brains and more complex immune systems.

Scientists have long wondered why some mammals live dramatically longer than others. While humans can reach ages beyond a ...

New research suggests that longer lifespans of mammals like cats could be linked to their bigger brains and more complex ...

The results suggest that the immune system is central to sustaining longer ... why there is such a difference in lifespans in mammals.

The results suggest that the immune system is central to sustaining longer ... why there is such a difference in lifespans in mammals. (ANI) ...