The two raptor biologists I’d been trailing behind had waited out the weekend to enter Ranthambhore National Park in order to avoid the crowds. They had made a minor miscalculation. What the scientists didn’t realize was that that particular Monday was Bhadrapad Sudi Chaturthi, the fourth day of the bright half of the month of Bhadra according to the Hindu calendar. Chat for short. It was the day the pilgrims came.