“Transient orcas?” Beck leaned toward the monitor as images of whales flashed on screen. “Subspecies of killer whale,” said Ring. “Highly specialized. Extraordinarily lethal—if you happen to be a seal. Transient orcas eat only mammals. Seals, sea lions, sea otters, porpoises, other whales. Sometimes they’ll help themselves to a swimming moose or deer, as well. No fish, though. They hate fish.”