According to "Huainanzi" (The Masters/Philosophers of Huainan), 'once upon a time, there were sacred trees by extensive Donghai, and ten crows with three legs lived there…'
『淮南子』に「昔、広々とした東海のほとりに扶桑の神樹があり、10羽の三足烏が住んでいた......」と見える。