Lost marsupials have been found alive in New Guinea after 6,000 years, highlighting hidden biodiversity and conservation urgency.

For thousands of years, scientists knew of two tiny marsupials in New Guinea only through fossils and local legend. Researchers had long considered these species extinct. However, a team recently ...

In the mallee woodlands of New South Wales, Australia, pint-sized marsupials called red-tailed phascogales once thrived.

The world we share with countless species is growing smaller, and for some, it’s already too late. Over the past century, human activity, coupled with environmental changes, has pushed a heartbreaking ...

Once in a while, an animal shows up where it’s least expected, including places from where it was thought to have gone extinct. These rare sightings bring hope — but also fresh concerns. These are ...