Cats and dogs live longer when spayed or neutered. This is why vets recommend the procedures for most young pets before they go into heat.

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...

Are you thinking of adopting a pair of guinea pigs? Taking on a new pet is a huge commitment, and one of the first things we should consider is lifespan. So, how long do guinea pigs live? You’ll be ...