>>41334530
Vedic literature has many examples. Hanuman has the power to transform and when he met with Shri Rama he did so in disguise. Nagas also can shapeshift. Well, in the same Ramayana the demon Marica took on the shape of a golden deer, to lure Sita. And Ravana also disguised himself as an ascetic to fool Sita. In the Mahābharata king Pandu was cursed by a brahmana he had struck with his arrows because the brahmana and his wife were transformed into deers. Back then it was normal to learn this power