Thar Desert a haven for 141 species of migratory and resident birds of the desert. One can see eagles, harriers, falcons, buzzards, kestrel and vultures. There are short-toed eagles ("Circaetus gallicus"), tawny eagles ("Aquila rapax"), greater spotted eagles ("Aquila clanga"), laggar falcons ("Falco jugger") and kestrels. There are also a number of reptiles. The Indian peafowl is a resident breeder in the Thar region. The peacock is designated as the national bird of India and the provincial bird of the Punjab (Pakistan). It can be seen sitting on khejri or pipal trees in villages or Deblina.Bishnois Dharmaguru Jambeshwar was an ecologist. The
Thar Desert areas. It is world's largest irrigation which is being extended in an attempt to make the desert arable. It runs south-southwest in Punjab and Haryana but mainly in Rajasthan for a total of 650 kilometers and ends near Jaisalmer, in Rajasthan. After the construction of the Indira Gandhi Canal, irrigation facilities were available over an area of 6770 km² in Jaisalmer district and 37 km² in Barmer district. Irrigation had already been provided in an area of 3670 km² in Jaisalmer district. The canal has transformed the barren deserts of this district into rich and lush fields. Crops of mustard,