Writer Ted Genoways explains Eva's research on a particularly unique pod of 22 killer whales known as the AT1s whose members have declined to seven since the 1989 Exxon Valdez oil spill.
All of which has pressed a hard reality upon Saulitis. "They are leaving the earth under my watch," she writes in her book. "There will, perhaps in my lifetime, be a last one." There’s no denying this or fixing it. The time for cleaning up Prince William Sound has passed. Saulitis is simply documenting the decline, gathering as much information as she can before the inevitable arrives.