Exactly this day 75 years ago, India’s best-known birdman Salim Ali started a survey that is still considered a benchmark in ornithology. A group of  bird lovers is restarting the same survey from the same spot Saturday. Ali carried out his survey on 172 days spread out over the entire year, at 19 different locations in what were then the princely states of Travancore and Cochin. Three of the 19 locations are in present-day Tamil Nadu. The Kerala State Biodiversity Board and its Forest and Wildlife Department have taken the initiative to start the survey at Marayuur near here, the spot from which Ali had started. They will end on Dec 31, as Ali did. But unlike Ali, the present survey team is armed with digital cameras and global positioning system (GPS) equipment. Like Ali, they will carry binoculars and call recorders. Read more at http://economictimes.indiatimes.com/Features/The_Sunday_ET/Salim_Ali_The_legend_of_the_birdman_lives_on/articleshow/3932779.cms