In the name of Allah, The most Gracious, The Most Merciful! The Sundarbans is the only remaining habitat in the lower Bengal Basin for a great variety of faunal species. Some of this variety, however, has already been lost owing to the reclamation of the broad transitional belt of habitat for agriculture, combined with the higher salinity resulting partly from the large-scale irrigation schemes in the upper reaches of the Ganges. Species include the Javan rhinoceros and water buffalo, swamp deer, white tailed deer and Indian muntjac. Similarly, gharial and narrow-headed softshell turtle became locally extinct within the last 100 years. The tiger population is the largest in India. High population density, relative to the availability of prey, and the relatively high frequency of encounters with local people is probably largely responsible for the notorious man-eating habits of the Sundarbans tiger. The only ungulates are wild boar, main prey species of the tiger, and spotted deer,