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 ...

"I actually love that this is our first glimpse of what will become a true giant," Kat Bolstad, a cephalopod biologist at the Auckland University of Technology who helped verify the video, told The ...