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1411 and counting: INDIAS last tigers and where they live

Shivalik-Gangetic plains Among the most important tiger ranges with a high density of 297 tigers over 5,177 sp km. Uttarakhand has 178 tigers, UP 109, Bihar 10 Total: 297 Highlight: The only demographically viable population in Northwestern India. The Corbett tiger reserve alone has an estimated population of 164 tigers spread over 1,524 sq km. The tiger census suggests a buffer zone of 1,000 sq km for Corbett. The tiger has become locally extinct in 29 per cent of the region's districts Potential tiger habitat: 20,800 km Challenges: