The recent claim the long extinct dire wolf was resurrected made headlines around the world. But bioethicists and ecologists say there are ethical concerns.

Colossal Biosciences has successfully bred three dire wolf pups, named Remus, Romulus, and Khaleesi, using ancient DNA, cloning, and gene-editing tech

For the first time in over 10,000 years, the howl of a dire wolf is echoing once more—this time, from within a secretive nature preserve in the United States. The predator, long thought extinct and famously mythologized in pop culture like Game of Thrones,