Bangladesh has only a little more than Royal Bengal tigers living in the Sunderbans forest, far fewer than previously thought, a new census. The Sundarban National Park (Bengali: সুন্দরবন জাতীয় উদ্যান Shundorbôn Jatiyo Udyan) is a National Park, Tiger Reserve, and a Biosphere. The Bengal tiger (Panthera tigris tigris) is the most numerous of the tiger species. By , the Bengal tiger (disambiguation). For other uses of 'Royal Bengal tiger' and related terms, see Royal Bengal tiger (disambiguation). among the biggest cats. The Bengal tiger is the national animal of both India and Bangladesh. Characteristics · Distribution and habitat · Threats · Conservation efforts.