The female reproductive system is the internal and external organs involved in fertility, conception, pregnancy, and childbirth in people assigned female at birth. This group of organs is ...

The mating game in the animal kingdom is nothing less than fascinating and somewhat weird. Some species stab, clone, chew, or ...

It's commonly thought that sperm "race" to the egg, with the winner fertilizing it. But is this really the case?

This asymmetry leads to Bateman's principle, whereby female reproduction is primarily limited by their access to resources to nourish and produce these large gametes, whereas male reproduction is ...

Beyond studying inflammation, Gutzeit is now applying her model to other areas. "A quarter of infertility cases are unexplained," she says. "You can do in vitro fertilization, but it's a very painful ...

Sexual reproduction involves the joining of two sex cells or gametes – the sperm (male gamete) and the egg or ovum (female gamete). The male and female reproductive system The male reproductive ...