Suiko

Suiko is a Japanese anime series based on the 1972-1980 manga series created by Waku Yaniko for Shueisha's Weekly Young Jump.

Plot
Suiko Popopa is a food thief who is wanted throughout the forest for her ability to make her getaways by turning into various animals. One day while running away from the forest to escape execution via hunters, Suiko hid behind some walls where she found a girl being harassed by some rich kids. After scarring them off by turning into a bear, the girl introduced herself as Miyo Gakiko who is an orphan since she lost both her parents so Suiko, feeling sorry for Miyo since she also lost her parents, decided to take Miyo as her "adopted daughter" and protect her from any danger.