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 ...

Colossal Biosciences, the Dallas, Texas company looking to 'de-extinct' the woolly mammoth is adding an African antelope to ...

True extinction is final, a point of no return where a species disappears forever. And sadly, species go extinct all the time ...

Two marsupial species thought long extinct, until now known only from fossils, were found alive in New Guinea through a collaboration of scientists, indigenous communities and citizen scientists. The ...

Scientists have confirmed the survival of two marsupial species in Papua, Indonesia, previously believed extinct for about 6,000 years. The pygmy long-fingered possum and a newly described ring-tailed ...

Fossils reveal that there were at least two kinds of koala when humans first arrived in Australia, but one died out about ...