It can increase reproductive and evolutionary success in two primary ways.

The trait would be selected for its effects on reproductive success.

Such a strategy increases the reproductive success of these individuals.

In other words, the total reproductive success that my parental investment has produced is now greater than it was before I started.

Males further from the center may increase their reproductive success if they are near water.

These injuries can lead to a lower degree of reproductive success.

Once every year, a census is conducted to provide data and to monitor reproductive success of the whole population.

Their children will have half again, twenty five percent increase in reproductive success.

This may suggest the conservation of efforts or investment to increase future reproductive success.

In turn, this will increase their overall survival and reproductive success.