No, the Dire Wolf Has Not Been Brought Back From Extinction

Colossal Biosciences has claimed it “successfully restored” the extinct dire wolf after a “10,000+ year absence,” but scientists clarify these are actually genetically modified grey wolves. The U.S. company announced three pups — males Remus and Romulus born in October, and female Khaleesi born in January — as dire wolves, but made only 20 genetic edits to grey wolves.

Beth Shapiro of Colossal told New Scientist that just 15 modifications were based on dire wolf DNA, primarily targeting size, musculature and ear shape. Five other changes involve mutations known to produce light coats in grey wolves. A 2021 DNA study revealed dire wolves and grey wolves last shared a common ancestor about 6 million years ago, with jackals and African wild dogs more closely related to grey wolves.