it also subsidizes poaching, which is a serious problem, and you should keep this mind:
But Mr. Habel says pet-owners don't realize how big, fast, and strong animals become when they grow up. "Look at a normal domestic situation. A little cat can attack your arm and leave a scratch or bite mark," he says. "Magnify the effect by 50, these animals only need to be playing with you to kill you."
http://www.csmonitor.com/2003/1014/p02s02-ussc.html
http://www.google.com/search?sourcei...&q=tigers+pets