Eashwarar Nandhi Devar share several characteristics like Lord Shiva, hence the title of Eashwarar has been bestowed on him. Dharma or Righteousness is personified as cow and with maleness added, Nandhi is the official guard of Lord Shiva and also his transport. Dharma has become the transport of Lord Shiva and as it is Kaliyuga now we can see the bull folding three legs and standing on one leg,meaning that the out of the four legs supporting Dharma three have buckled. http://www.ruthrakali.org.sg/htmlfiles/nandhi.htm] Taken at Thiruvanaikoil temple, Trichy, India