Bengal Tiger

The Bengal tiger, or Royal Bengal tiger (Panthera tigris tigris), is a tiger subspecies native to India, Bangladesh, Nepal and Bhutan. It has been classified as endangered species by IUCN. Its population is estimated to be fewer than 2,500 individuals. ... The Bengal tiger's roar can be heard for up to 3 km (1.9 mi) away.

Endangered species well preserved within its estimated population