Thar Desert natural vegetation of this dry area is classed as Northwestern thorn scrub forest occurring in small clumps scattered more or less openly. Density and size of patches increase from west to east following the increase in rainfall. The natural vegetation of the Thar Desert is composed of the following tree, shrub and herb species: The endemic floral species include "Calligonum polygonoides", "Prosopis cineraria", "Acacia nilotica", "Tamarix aphylla", "Cenchrus biflorus". The Thar Desert is the most widely populated desert in the world, with a population density of 83 people per km. In India, the inhabitants comprise Hindus, Muslims, and Sikhs. In
Desert National Park and houbara bustard arrive in winter. Raptors include tawny and steppe eagles, long-legged and honey buzzards, and falcons. Indian bustard: The endangered Indian bustard is the major attraction of Desert National Park. Brown and white in colour, the bustard is a metre tall and has long bare legs and a long neck. One can spot this tall and graceful ground-dwelling bird near the Sudashri waterhole. Sam Sand Dunes: These dunes are located near the Thar Desert. Gadsisar Sagar Tank: This tank is among the tourist places in Jaisalmer, Rajasthan. Thousands of migratory birds come to this place every year. Jeep