Sperm size varies dramatically among different animal species. But why is sperm size so variable when they share the same job -- to fertilize eggs? In a new article published in Nature Ecology and ...

FOLSOM, Calif., Feb. 28, 2017 - New animal research suggests eating a walnut-enriched diet may improve sperm quality by reducing lipid peroxidation, a process that can damage sperm cells. This form of ...

Sperm morphology refers to the size and shape of individual sperm. It is one contributing factor to male fertility. The range for sperm morphology can vary. Share on Pinterest The size and shape of ...

A new study has succeeded in observing the fertilization capacity of the sperm cell before its insemination in the oocyte. Researchers put male gametes in contact with the cytoplasm of female animal ...

Never in a million years did I think I was going to write about animal sperm. But here we are. This Sunday's front-page story features a whole lot about animal sperm − and how it's cryopreserved, aka ...

Sperm size varies dramatically among different animal species. But why is sperm size so variable when they share the same job - to fertilize eggs? In a new article published in Nature Ecology and ...