Koalas’ population comeback may be doing more than boosting numbers—it could also be rebuilding their lost genetic diversity.

As koalas in southern Australia have grown from a few hundred to almost half a million, the marsupials show signs of ...

Human populations have waxed and waned over the millennia, with some cultures exploding and migrating to new areas or new continents, others dropping to such low numbers that their genetic diversity ...

As humans continue to encroach on our planet, we are driving a mass extinction that some experts call a "biological holocaust." Since more and more species are dying, it creates an increasing number ...

Scientists have discovered a potential path out of devastating genetic bottlenecks that could help these Australian animals, ...

An invasive Asian honeybee colony in northern Australia has defied expectations, displaying emergent genetic variation in a short period of time. While bad news for biosecurity agencies, it could be a ...

Pictured on the left is the Nile perch, a voracious predator introduced into Lake Victoria by humans to satisfy meat demands in the 1950s. On the right, several species of endemic cichlids that were ...

Neanderthals may have been headed toward their demise much earlier than experts previously thought, new research suggests. In ...

Arslan A. Zaidi, Peter R. Wilton, Marcia Shu-Wei Su, Ian M. Paul, Barbara Arbeithuber, Kate Anthony, Anton Nekrutenko, Rasmus Nielsen, Kateryna D. Makova Proceedings of the National Academy of ...