sentences:  Parasurama later installed the idols of Anantha and Vasuki at Vettikkottu (near Kayamkulam in Alappuzha district) and Mannarassala(near Harippadu in Alappuzha district) and started worshipping them.The Brahmins also worshipped Anantha and Vasuki and the pleased snake gods made Kerala suitable for living.Sarpa Kavus even help in soil and water conservation besides preserving its rich biological wealth.