On a fenced U.S. preserve, a pair of heavy‑boned canids now stalk and play that, until recently, existed only in tar pits and textbooks. Colossal Biosciences says these living pups carry the signature ...

Four packs produced pups this spring, adding to the existing population of 22 collared wolves and an unknown number of uncollared wolves. The state's wolf recovery plan aims for a self-sustaining ...