produce and transport semen, which contains sperm release sperm into the female reproductive tract during sex make male sex hormones, such as testosterone Have you ever wondered what the different ...

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 feminine ...

Humans are sexual, meaning that both a male and a female are needed to reproduce. Each is equipped with specific organs capable of producing specific cells needed to procreate. In conjunction with a ...

A late 1800s image of a gorilla male, albeit one probably not thinking about reproductive senescence How do you check the cardiovascular function of a large gorilla ...

Researchers have developed the first platform of its kind that allows dynamic visualization of male reproductive function in living mice. In findings published in MedComm, they describe an approach ...