Two pre-prints, one from Canada the other from Hong Kong and China, provide convincing evidence that SARS-Cov-2 infects and damages male reproductive organs in monkeys and hamsters. The work helps to ...

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 ...

New research has mapped the cell types that specialise to form reproductive organs in both sexes, identifying key genes and signals that drive this process. The findings offer important insights into ...

The mating game in the animal kingdom is nothing less than fascinating and somewhat weird. Some species pierce, clone, chew, or even fake their way through the mating process. To make survival ...

In mosquitofish, of the genus Gambusia, male fish are smaller than females -- sometimes only half the size. Biologists had previously assumed that smaller male mosquitofish had at least some ...

The health of female and male reproductive organ systems impacts all stages of life. In addition to being necessary for procreation and impacted by various diseases, reproductive system changes occur ...