IDUKKI: A tiger, captured from Munnar, and released into Periyar Tiger Reserve was found dead. The body was found in a lake inside the tiger reserve. The initial conclusion is that the tiger drowned to death. A postmortem will be conducted tomorrow. More information about the death will be officially confirmed only after the post-mortem. The captured tiger was released into the sanctuary after fitting a radio collar to monitor whether it would enter human settlements.