John Drysdale's photographs are exciting, tender, hilarious, often exhilarating- but for more than the obvious reasons. Certainly it's not every day that one sees a lion that's befriended a Boston terrier. Maybe elephants don't usually go fishing, and parrots generally don't tend to lounge around in beach chairs, next to their human companions. But in the "peaceable kingdom" of John Drysdale, surprisingly unique alliances flourish. His photographs...