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

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 ...

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

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 ...

A rare animal previously believed extinct has been captured on hidden cameras in California. According to a recent study by Oregon State University (OSU), coastal martens, also known as Humboldt ...

Researchers identified a new freshwater fish species in South Africa after years of genetic testing and analysis. Zoosystematics and Evolution Zoosystematics and Evolution A team of researchers set ...