The activist, Shravan Krishnan, posted the image on the social networking sites, saying, that the pup was still wagging its tail when found and this in turn breaks his heart.
The dog, was thrown off the rooftop of a building by two youth, identified as medical students, with Shravan.
Chennai Police is presently on the lookout for the two youngsters, who have been asked to turn themselves in for arrest.
The video clip of the ruthless act attracted a lot attention and had gone viral on various social networking platforms.