What do you get when you cross a zebra and a horse? A zorse, of course! When he's old enough to be ridden, 7-month-old White Cloud may be the perfect combination of his father's zebra speed and his mother's horsey friendliness. Think that's a wacky matchup? Hold your zorses! White Cloud and other zorses are the "horses of the future," says owner Diane Richards of Big Bear Lake, California.