Despite the fact that clonal reproduction is a priori expected to be reproductively advantageous (Maynard-Smith, 1978; Bell, 1982), obligate asexual organisms are evolutionarily short lived and have ...

The symbiotic bacterium Wolbachia pipientis has been considered unique in its ability to cause multiple reproductive anomalies in its arthropod hosts. Here we report that an undescribed bacterium is ...

Parthenogenetic rock lizards, particularly those of the genus Darevskia, represent a fascinating model for understanding the interplay between genetics and ecology. Originating from interspecific ...

The critically endangered smalltooth sawfish was recently found to be capable of asexual reproduction. It’s an exciting discovery for many reasons, but breathless claims by the media that sawfish ...

Add Yahoo as a preferred source to see more of our stories on Google. Getting the job done. A female Asian water dragon (Physignathus cocincinus) produced a daughter (left) without the assistance of a ...

Most animals on Earth have two sexes, male and female, that combine and mix their genes when they reproduce. We are so accustomed to this state of affairs that the existence of all-female species that ...