The word Naga comes from the Sanskrit, and nag is still the word for snake, especially the cobra, in most of the languages of India. When we come upon the word in Buddhist writings, it is not always clear whether the term refers to a cobra, an elephant (perhaps this usage relates to its snake-like trunk, or the pachyderm's association with forest-dwelling peoples of north-eastern India called Nagas,) or even a mysterious person of nobility.
It is a term used for unseen beings associated with water and fluid energy, and also with persons having powerful animal-like qualities or conversely, an impressive animal with human qualities. In myths, legends, scripture and folklore, the category naga comprises all kinds of serpentine beings. Under this rubric are snakes, usually of the python kind (despite the fact that naga is usually taken literally to refer to a cobra,) deities of the primal ocean and of mountain springs; also spirits of earth and the realm beneath it, and finally, dragons.
Nagas [kLu] are a class of beings (often snake-like in form) that dwell in a variety of locations ranging from waterways and underground locations and also in unseen realms. These beings have their own perceptions and vary in their enlightened level as do humans and other beings. Nagas are susceptible to suffering created by mankind's carelessness and basic ignorance of proper conduct in nature and disrespectful actions in relation to our environment. Therefore Nagas often retaliate towards humans when they behave in such ignorant manners. The expression of the Nagas' discontent and agitation can be felt as skin diseases, various calamities and so forth ... READ MORE ...