Nice hat! Photo Story: A Labrador has become surrogate mother to two baby rabbits. Six-year-old Koa has taken the bunnies under her paw after they were found abandoned. Owner Tina Case, of San Francisco, explains: A week after Easter, Koa was chasing a lizard outside our sun-room wall. The lizard landed on a pile of dirt where Koa discovered a little nest of wild bunnies
