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 desert communities is "Prosopis cineraria". "Prosopis cineraria" provides wood of construction class. It is used for house-building, chiefly as rafters, posts scantlings, doors and windows, and for well construction water pipes, upright posts of Persian wheels, agricultural implements and shafts, spokes, fellows and yoke of carts. It can also be used for small turning work and tool-handles. Container manufacturing is another important wood-based industry, which depends heavily on desert-grown trees. "Prosopis cineraria" is much valued as a fodder tree. The trees are heavily lopped particularly during winter months when no other green fodder is available in the dry tracts. There