Hundreds of birds – Spot-billed Pelicans, Grey Herons, Asian Openbills and Black- headed Ibises – lie dead on the floor. Scattered among the carcasses of birds are smaller mammals – monitor lizards, Indian hares, jungle cats, palm civets and even jackals. This is Puducherry or Pondicherry, specifically, a small stretch of road between Villianur and Koodapakkam. S. Prasad, writes here of thousands…