It is observed zone I and zone II, both of them localized into the head. The third zone, or zone III, comprises the distal head and all the body. The fourth and fifth zones zones IV and V , are restricted to the tail, localized into the proximal and distal Cauda epididymidis, respectively.
The Chaitanya Charitamrita is one of the primary biographies detailing the life and teachings of Sri Chaitanya Mahaprabhu - , a Vaisnava saint and founder of the Gaudiya Vaishnava Sampradaya. It was written by Krishna Das Kaviraja b. Intertwined with the stories of Caitanya Mahaprabhu's life are philosophical conversations detailing the process of Bhakti yoga , with special attention given to congregational chanting of Krishna 's names and the Hare Krishna Maha Mantra.