Researchers have identified a species of bird that went extinct, then evolved again from the same lineage.
Scientists in Siberia have succeeded in retrieving blood from the well-preserved remains of an extinct horse.
Scientists have discovered the fossil remains of an extinct species of human in a cave in the Philippines.
Several people have come forward to report cougar sightings despite the cats being extinct in the state.
Japanese scientists have achieved a 'significant step' towards the de-extinction of the woolly mammoth.
A new study has cast doubt on the idea that the dinosaurs had been in steady decline before the impact.
Two separate ranger patrols have reported sightings of the Formosan clouded leopard in a remote forest region.
A gigantic species of bee thought to have gone extinct has been discovered alive and well on a remote island.
The fossil remains of a prehistoric primate species weighing a mere 7.7 lbs have been unearthed in Kenya.
The elephant bird, along with some of Madagascar's other megafauna, went extinct around 1,000 years ago.
A new study has determined how a volcanic eruption 205 million years ago wiped out 90 percent of all life on Earth.
Scientists have identified the first known example of first-generation interbreeding between two extinct hominins.
In some species, the key to success may be more about 'survival of the laziest' than 'survival of the fittest'.
Wildlife biologist Forrest Galante is known for finding live specimens of species thought to have gone extinct.
A particularly virulent disease is threatening to completely wipe out one of the world's favorite fruits.
The remains of an extinct species of ape have been found inside a 2,300-year-old burial chamber.
A new study has revealed that a devastating event may have been responsible for the dinosaurs' dominance.
The giant burrowing bat not only flew, but also scurried around on the forest floor looking for food.
The crest-tailed mulgara - a small carnivorous marsupial - was thought to have died out a century ago.
The dinosaurs may not have gone extinct if the asteroid had hit almost anywhere other than where it did.