蛇と鼠とオウムとともに悪しき王子を洪水から救った苦行者（菩薩）に対し、王となった王子は恩人に復讐を企むが、恩を感じた動物たちは恩返しをするというジャータカ

A Jātaka about an ascetic, the Bodhisatta, who rescues a wicked prince along with a snake, a rat, and a parrot from a flood, only to have the ungrateful prince, once made king, plot revenge against him while the grateful animals repay their debt.