Nineteen predators, a species once believed to be extinct, were released earlier this month.

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are nowhere to be found. From human activity to climate change, new animals ...

Discover 15 endangered species that haven't changed since the age of dinosaurs. See the rare photos of nature's survivors.

Lazarus taxa, where a species is declared extinct but later learned to be alive and kicking, is the reason people think the ...

Dennis Dinwiddie, the Topeka Zoo’s conservation director, is one of the major players involved in the reintroduction work. He ...

Discover 15 incredible animals we might lose by 2030. See the rare photos and facts about these endangered species.

An international team of researchers, led by paleontologists of the University of Liège, has investigated the biting ...

Their arrival to first-time parents Bonita and Manu is being heralded as a rare boost for the endangered marine animals, with ...

A University of Iowa-led research team looks forward to paleontologists paying more attention to lesser researched species, ...