In humans it is released during female reproduction, especially during and after childbirth.

Although men and women have estrogen, it is more abundant in women and plays a central role in female reproduction.

Unfortunately, male primates have the same two goals; they want control over female reproduction too.

Another demand was that women have a say in how research money concerning female reproduction be spent.

Certain prostaglandins are required for female reproduction and kidney function [ 3 4 5 ] .

Meerkat females acquire dominant status because resources for female reproduction are scarce.

Simultaneous hermaphrodites are capable of both female and male reproduction at the same time (e.g. most flowering plants).

For a simultaneous hermaphrodite, what is the equilibrium allocation of resources to male and female reproduction?

These theories advocate that the high costs attributed to female reproduction could prevail over the benefits of continuous propagation.