![Sperm quality and quantity evolve through different selective processes in the Phasianidae | Scientific Reports Sperm quality and quantity evolve through different selective processes in the Phasianidae | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-019-55822-3/MediaObjects/41598_2019_55822_Fig1_HTML.png)
Sperm quality and quantity evolve through different selective processes in the Phasianidae | Scientific Reports
![Both intermale sperm competition and female choice can drive the rapid... | Download Scientific Diagram Both intermale sperm competition and female choice can drive the rapid... | Download Scientific Diagram](https://www.researchgate.net/publication/319494415/figure/fig4/AS:661325772488704@1534683759275/Both-intermale-sperm-competition-and-female-choice-can-drive-the-rapid-evolution-of-the.png)
Both intermale sperm competition and female choice can drive the rapid... | Download Scientific Diagram
![Y-sperm' moves faster but dies more quickly? No – and this won't help you choose the sex of your baby - Africa Check Y-sperm' moves faster but dies more quickly? No – and this won't help you choose the sex of your baby - Africa Check](https://africacheck.org/sites/default/files/sperm_incorrect.png)
Y-sperm' moves faster but dies more quickly? No – and this won't help you choose the sex of your baby - Africa Check
![Scientists find way to distinguish male sperm from female, which may allow couples to choose IVF boy or girl | The Independent | The Independent Scientists find way to distinguish male sperm from female, which may allow couples to choose IVF boy or girl | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2019/06/06/15/istock-816223244.jpg)