Some species officially bid us farewell this year. They may have long been gone, but following more recent assessments, ...

As a critically endangered species, the manumea could be considered mostly dead, but there’s a big difference between that ...

A tiny fish long feared lost has resurfaced in Bolivia, offering a rare conservation success story amid widespread habitat ...

This video explores five species once declared extinct that were later found alive in surprising locations. It follows the ...

The manumea, a critically endangered ground pigeon and one of the closest living dodo relatives, has been spotted multiple ...

Scientists successfully extract RNA from a 130-year-old Tasmanian tiger, thylacine, revealing how its genes functioned before its extinction.

The Christmas Island shrew is thought to be at least the third mammal species to go extinct on the island as a direct result ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

The tragic news of the loss of the world's last remaining northern white rhino begs the question: Can it be brought back?

Not every extinct animal vanished in plain sight. Some disappeared into remote regions humans barely study. This list ranks ...

Swedish scientists recover RNA from a 130-year-old Tasmanian tiger, revealing gene activity and ancient viruses in extinct ...

One of the proposals would require regulators to consider economic factors when designating a threatened species.