A new UC Davis study reveals previously unknown cell types in the female reproductive tract of Drosophila fruit flies. The knowledge could help in studies of fertility in general, and in managing ...

Two supposedly asexual species of stick insects may engage in occasional bouts of sex, helping to widen their gene pool and avoid harmful mutations. A handful of animals reproduce asexually, primarily ...

SMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution) Further analysis of PifA and PifB revealed that they exhibit many of the characteristics of eukaryotic host-associated ...

Dormancy is a survival strategy for many organisms that involves suppressing development and reproduction for a period of time to reduce energy consumption in unfavorable environments. In some insects ...

Drosophila is one of the most thoroughly studied lab animals -- with the exception of the female reproductive tract. Now a team of biologists has taken the first deep look at the Drosophila uterus and ...