Thar Desert national average, and overgrazing is also a factor affecting climatic and drought conditions. A large number of farmers in Thar desert depend on animal husbandry for their livelihood. Cows, buffalos, sheep, goats, camels, and oxen consists of major cattle population. Barmer district has the highest cattle population out of which sheep and goats are in majority. Some of the best breeds of bullocks such as Kankrej (Sanchori) and Nagauri are from desert region. Thar region of Rajasthan is the biggest wool-producing area in India. Chokla, Marwari, Jaisalmeri, Magra, Malpuri, Sonadi, Nali and Pungal breeds of sheep are found in the
Desert National Park of the Thar Desert and its diverse wildlife adventure. The vegetation is sparse, and patches of sewan grass and aak shrub (Calotropis) can be seen. The landscape includes craggy rocks and compact salt lake bottoms, as well as intermediate areas and both fixed and shifting dunes. Around 20 percent of the vast expanse is covered with sand dunes. Flora: ronj, palm trees, ber, dhok. Mammals: desert fox, Bengal fox, desert cat, wolf, hedgehog, blackbuck and chinkara. Reptiles: spiny-tailed lizard, monitor lizard, saw-scaled viper, Russell's viper, common krait. Avifauna: sandgrouse, partridges, bee-eaters, larks and shrikes are year-round residents, while demoiselle crane