There are other references to Kartik Purnima as well. In addition, it marks the birth of Vrinda, the personification of Tulsi, as well as the festival of Matsya, the fish-incarnation of Lord Vishnu. The day also marked the birth of Shiva's son and the god of war, Kartikeya. Rasa dance is believed by devotees of Radha and Krishna to be performed on Kartik Purnima. Festivals such as this are closely linked to Prabodhini Ekadashi. Kartik Purnima concludes many of the fairs which begin on Prabodhini Ekadashi. It is typically considered the most auspicious of the holy dips to take Kartik snana', the holy dip in the Ganges observance of Vishnu. The deities are offered offerings in several temples. The act of abstaining from shaving and cutting of trees is called Annakuta.