Colossal Biosciences said it used ancient DNA from the extinct species to create three dire wolf pups named Romulus, Remus and Khaleesi.

Colossal Biosciences have introduced a new kind of wolf to the world, but had you been alive over 12,500 years ago you might’ve seen a similarly enormous predator stalking across the Americas. They have functionally de-extincted the dire wolf by genetically modifying a gray wolf,

Dire wolves, made famous by HBO's Game of Thrones, have been extinct for around 12,500 years. But thanks to genetic engineers at biotech company Colossal Biosciences, these majestic predators are back.