Given that most males in our current society (and, indeed, a significant fraction of females) seem to try to delay or indefinitely postpone reproduction—sometimes failing to do so - it doesn’t seem that failure to reproduce is a driver of behavioral modification.
Given that most males in our current society (and, indeed, a significant fraction of females) seem to try to delay or indefinitely postpone reproduction—sometimes failing to do so - it doesn’t seem that failure to reproduce is a driver of behavioral modification.