The only difference between brown and white eggs is the color of the shell, which depends on the breed of hen that lays them.

Last Easter the Dobbs slipped into that universal grand parenting “what-can-we-do-special-for-our-grandkids” mode. Why not ...

Fossils are providing more and more clues about how dinosaurs attracted one another and reproduced, which contributed to ...

This valuable study reports on the critical role of ANKRD5 (ANKEF1) in sperm motility and male fertility. However, the supporting data remain incomplete. This work will be of interest to biomedical ...

Domestic cats are sterilized via ovariohysterectomy, but this procedure is not feasible for the larger population of free-roaming cats. Here they show that injecting high levels of anti-Müllerian ...