From the archive record
Two little house sparrows build their nest inside the crevice of a wall in Bangalore. Passer domesticus has seen a drastic drop in its urban population, partly due to poor urban conditions and fewer nesting sites but also the use of pesticides and cell phone tower radiation. House sparrows live with humans and used to be common in towns, villages and other fringe areas. Insects, seeds, and grains are their primary sources of food. According to Karnataka State Wildlife Board and former principal scientist of BNHS, says there is no shortage of food for these species. Increased pollution or a change in an architecture cannot make a species extinct. However, slow poisoning through pesticides and fertilizers can be an important factor. Although food is plenty for them, pesticides and fertili