Zoo officials decided on Monday that Tony could no longer stay in the dry moat he climbed into Thursday. The excrement was piling up and officials worried about a potential health hazard.
So with the help of firefighters, they hit the 360-pound tiger with tranquilizer darts, strapped him to a board and hauled him out with a pulley.
Siberian tigers have a life expectancy of 10 to 15 years in the wild and 14 to 20 years in captivity.