Most of us learned about extinction in high school biology, but did you know that de-extinction is real, too? The dire wolf, which vanished over 10,000 years ago, has become the first example of a species brought back from extinction.

Colossal Biosciences claims three pups born recently are dire wolves, but they are actually grey wolves with genetic edits intended to make them resemble the lost species

Created by editing the gray wolf genome, two dire wolves are the subject of vastly-differing opinions on what it means to bring back an extinct species.​​​​​