Desert National Park is situated in the west Indian state of Rajasthan near the town of Jaisalmer. This is one of the largest national parks, covering an area of 3162 km². The Desert National Park is an excellent example of the ecosystem of the Thar Desert. The major landform consists of craggy rocks and compact salt lake bottoms, intermediary areas and fixed dunes. The Sudashri forest post is the most ideal place for observing wildlife in the Desert National Park. Sand dunes form less than 20 percent of the Park, which consists of craggy rocks, pavements and compact salt lake bottoms, intermediary areas and fixed dunes. The park is widely different from a usual park and actually for a novice, the park has little importance. Nonetheless, the Desert National Park has an important role to play in maintaining the ecological balance of the region. The Desert National Park in Jaisalmer is primarily known for its rich populations of the endangered Great Indian Bustards and a variety of other wild animals including some rare wildlife species. The Desert National Park Jaisalmer is also known for its towering sand dunes and exciting camel and jeep safaris.

The topography of the Desert National Park, Jaisalmer, chiefly constitutes of craggy rocks, compact salt lake bottoms, inter medial areas and fixed sand dunes that cover approx. 20% of its total area, offering suitable conditions for the fast moving chinkaras. The vegetation at the park comprises mainly of small grasses, shrubs and xerophytes. The leaf cover is quite limited and so unsuitable for large herbivorous, with camel being the only exception.

The species that are kept in this park are of varied origin. The wide variety of birds protected in this sanctuary is worth admiring. Several avian species such as Grey partridges, bush quail, Indian rollers, bee eaters can be seen all over the place. Some rare and extinct species such as the Great Indian Bustard can be viewed within the sanctuary. A large number of reptiles are also found dwelling in the desert park of Jaisalmer. The monitor lizards, spiny tail lizards, saw scaled vipers are abundantly found.

Flora
The vegetation is sparse with only few grasses and shrubs that provide food for the wildlife inhabitants of the park.
Animals
The animals of the park include Desert Fox, Bengal Fox, Desert Cat, Wolf, hedgehog, Black Buck and Chinkara. These animals have live in an extremely difficult terrain, still they have managed to survive.
Reptiles
There is a fair number of reptiles found in the park as well. These are Spiny Tail Lizard, Monitor Lizard, Russel's Viper, chameleons and Sind Krait.
Birds
The bird population of the park is responsible for making it hugely attractive. The Great Indian Bustard which is a protected species in India, finds a safe shelter in this park. These birds eat practically everything, from cereals and berries to grasshoppers and Locusts. Other birds found in this park are Sand Grouse, Partridges, Bee Eaters, Larks, Shrikes, Harriers, Falcons, Buzzards, Kestrel, Vultures, Short-toed Eagles, Tawny Eagles, Spotted Eagles and Lager. Demoiselle Cranes and Houbara flock to this park in the winter months.