Biologists studying an Australian lizard observed something no one had ever documented in a vertebrate before. A single female produced offspring through two different reproductive methods during the ...

The most recent additions to the scimitar-horned oryx herd at the Smithsonian Conservation Biology Institute are two calves borne from an improved artificial insemination method. Smithsonian ...

Biologists have for the first time taken a detailed look at hybridogenic reproduction methods on a community scale among desert ants. The Ecology and Evolutionary Biology Department at Université ...