For mammals, one secret to a long life may be spending it living with friends and family. An analysis of the life spans and social lives of nearly 1,000 mammal species shows that species that live in ...

Add Yahoo as a preferred source to see more of our stories on Google. Contraception May Extend The Life of Some Mammal Groups by 10% A surprising new study has found that blocking reproduction in some ...

A large international study reveals that mammals tend to live longer when reproduction is suppressed. On average, lifespan increases by about 10 percent, though the reasons differ for males and ...

A surprising new study has found that blocking reproduction in some mammals may increase their life expectancy by an average of 10 percent. The research is primarily based on captive creatures kept in ...