Reproduction is a normal part of life, and while sex might seem like a quick and straightforward process for humans, that’s not always the case in the animal kingdom. Some animals reproduce in rougher ...

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 responsible ...

Researchers have discovered that injecting a simple hormone into leeches creates a novel way to study how hormones and the nervous system work together to produce species-specific reproductive ...

Stress is known to decrease fertility and sexual behavior, but researchers thought this was because stress hormones lower levels of a brain hormone called gonadotropin releasing hormone, or GnRH.

A new article in Ecological and Evolutionary Physiology examines how the immune system and reproduction interact in female mammals, especially during pregnancy, from mating to birth. Lauren E.

Most animals carry out sexual reproduction. 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 ...

In the introduction to her latest book, “GUYnecology: The Missing Science of Men’s Reproductive Health,” Yale sociologist Rene Almeling describes a day in the life of “John,” a regular guy who is ...

Reproduction and dispersal are key aspects of species life history that influence spatial genetic structure in populations. Several ant species in the genus Cataglyphis have evolved a unique breeding ...

In a recent study published in the journal JAMA Network Open, researchers performed a meta-analysis to assess the co-occurrence of reproductive and psychiatric disorders among women. Disorders ...