Dallas-based Colossal Biosciences altered gray wolf DNA to breed the pups – just one of several species the company aims to ...

Three white puppies were born in the last six months, each through surrogate domestic dogs who had no idea they were carrying ...

Colossal Biosciences says it used novel gene-editing technology to alter gray wolf DNA to breed the animals. Dire wolves recently featured prominently in the HBO series Game of Thrones.