精卫/ 精衛 jīngwèi Jingwei
A mythical bird from the classic text 山海经 shānhǎijīng who tries to fill up the East Sea with pebbles and twigs; according to legend, she was originally 女娃 nǚwá, the daughter of the Flame Emperor 炎帝 yándì, and was reincarnated as a bird after drowning.