| http://www.w3.org/ns/prov#value | - As the selective disadvantage caused by death before a particular age is related to the residual expectation of reproduction at that age (Charlesworth 2000; Hamilton 1966), and as care is a form of reproduction which on the average is expected to occur later in life than fertility, a population that provides care to descendents may experience selection for greater longevity (Chu and Lee 2006).
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