Natural History Wanderings

Birdwatch magazine reports on a study of the relationship between sexual behavior and life expectancy in bird. They report

A new study of many different bird species has shown how sexual behaviour is linked with life expectancy for the first time. In many bird species, the promiscuous males tend to die young, while childless females tend to live longer, with these survival rates also causing an imbalance in the ratios between the sexes.

Read article at:  Mate fast, die young | News | Birdwatch Magazine.