I had a friend that is in college that has successfully bred tigers several times. Yes his major was in biology, but still.....
http://www.youtube.com/watch?v=tAgkvdIPQ7U
this person has some informative videos on tigers...
I have had mine in captivity for almost four years he was caught wild in the metropolis Denver. Everyone seems to think that they are veryfragile animals. If mine could surviv in downtown denver I dont see why he cant survivein the environment I have made for him.