Hanuman is a Hindu god and an ardent devotee of the god Rama. He is one of the central figures in the Hindu epic Ramayana and its various versions. He participated in Rama's war against the demon king Ravana depicted in Ramayana. Several texts also present him as an incarnation of Shiva. He is the son of Anjana and Kesari, and is also described as the son of the wind-god Vayu, who according to several stories, played a role in his birth.