There are a great many hypotheses as to why there is a difference in life expectancy between sexes in many species, and even more when it comes to humans. Since the difference exists in other species, it seems reasonable to throw out most of the thinking that involves behavioral differences or lifestyle choice differences in humans: arguments that men are more prone to risky behavior, less conscientious in use of medical resources, and so forth. From an evolutionary perspective, one can model how reproductive strategies might affect the process of natural selection and its interaction with pace o…
Eliminating Germ Cells Removes the Sex Difference in Life Span from Killifish
There are a great many hypotheses as to why there is a difference in life expectancy between sexes in many species, and even more when it comes to humans. Since the difference exists in other species, it seems reasonable to throw out most of the thinking that involves behavioral differences or lifestyle choice differences in humans: arguments that men are more prone to risky behavior, less conscientious in use of medical resources, and so forth. From an evolutionary perspective, one can model how reproductive strategies might affect the process of natural selection and its interaction with pace o…