The Bangladesh national animal Bengal Tiger has constantly used in numerous cultural and tradition such as national symbolism, logo, sports, films and literature and has also been used as nicknames for famous personalities. The Bengal Tiger (Panthera tigris tigris) is renowned as the Royal Bengal Tiger. Royal Bengal tiger is the symbol of bravery and sharp intelligence. They are also representing the power as they are very strong. As they are such a powerful, intelligent and majestic animal. Its populations have been estimated at 440 in Bangladesh. Tigers in Bangladesh are now relegated to the forests of the Sundarbans and the Chittagong Hill Tracts. The tiger replaces the lion as king of the beasts in cultures of eastern Asia representing royalty, fearlessness and wrath. Members of the East Bengal Regiment of the Bangladesh Army are nicknamed 'Bengal Tigers'; the regiment's logo is a tiger face and the Bangladesh Cricket Board's logo features a royal Bengal tiger. he Bengal tiger's historical range covered the Indus River valley until the early 19th century, almost all of India, Pakistan, southern Nepal, Bangladesh, Bhutan, and southwestern China. Today, it inhabits Bangladesh, Nepal, Bhutan, India , and southwestern China. Sundarban, Home of the Royal Bengal Tiger & The Largest Mangrove Forest. The Sundarbans are the largest littoral mangrove belt in the world, stretching 80km (50mi) into the Bangladeshi hinterland from the coast.