In this process, they pierce the female’s abdomen with a needle-like organ to deposit sperm. It’s brutal and often cuts her lifespan short—but it speeds up reproduction in crowded infestations.

Researchers recently examined the gastrointestinal and reproductive organs of spadenose sharks only to make a shocking discovery. Microplastics were found in 97.5% of GI tract samples and 95% of ...

It’s not just about chromosomes. Or reproductive cells. Or any other binary metric. Many genetic, environmental and developmental variations can produce what are thought of as masculine and ...

"Lifespan of aging science's model organism driven by reproductive self-destruction." ScienceDaily. ScienceDaily, 26 July 2023. <www.sciencedaily.com / releases / 2023 / 07 / 230726134230.htm>.

For hundreds of years, scientists assumed most animals didn’t have a clitoris. But new discoveries are revealing how female sex organs are just as interesting and varied as male ones.

Obtaining female reproductive organs will allow them to reproduce sexually and improve their species in the long run. Our kind only has males. Thus, we reproduce through clone technology ...

Investigators have identified important gaps in urological oncologists’ adoption of female reproductive organ-sparing and nerve-sparing radical cystectomy, despite the oncologic safety of these ...