African giant pouched rats like Carolina prevented nearly 400,000 new cases of a deadly disease. It's possible because of ...

The desert rat-kangaroo — a small marsupial species — was declared extinct in 1994. But, scientists believe it could be alive and “evading detection,” according to a new study. Photo from ...

A tiny marsupial species declared extinct decades ago may still be hopping around in the deserts of Australia — and a new study offers a potential roadmap for its rediscovery. The desert rat ...