Bengal tiger :

The Bengal tiger is the most numerous tiger subspecies. Its populations have been estimated at 1,706–1,909 in India, 440 in Bangladesh, 163–253 in Nepal and 67–81 in Bhutan.Since 2010, it has been classified as endangered by the IUCN. The total population is estimated at fewer than 2,500 individuals with a decreasing trend Bengal is traditionally fixed as the typical locality for the binomial Panthera tigris.

Source:Wikipedia