From an Australian frog that swallowed its own eggs to woolly mammoths, scientists could soon bring back long-lost species from the dead.

The dire wolf went extinct around 10,000 years ago. The recent claim that a U.S. biotechnology company resurrected the long-extinct dire wolf through genetic engineering seemed to shock the ...

Small and elusive night lizards probably persisted because they have slow metabolisms and like to hide out in rock crevices, ...

Thylacines — marsupials known as Tasmanian tigers — were declared extinct decades ago, but efforts to find one in the wild ...

In 1980, a single male grasshopper was collected on the island of São Nicolau in Cape Verde. No one knew then that this ...

In early January 2025, 20 red-browed amazons (Amazona rhodocorytha), a parrot species that was extinct in the Brazilian state ...