So many humans live on Earth, it’s hard to imagine there are animals we haven’t seen for years, decades, or even millions of years, but it keeps happening! Animals believed extinct that were found ...

Two marsupial species thought long extinct, until now known only from fossils, were found alive in New Guinea through a ...

A citizen scientist's wildlife photo helped researchers confirm two marsupial species thought extinct for over 7,000 years are still alive.

Indigenous people in Papua, Indonesia, have helped scientists track down two animals that were thought to have gone extinct thousands of years ago: a relative of Australia’s greater glider and a ...

Two tiny animals believed to have been extinct thousands of years ago have been rediscovered alive in the remote forests of Indonesia.