Flap Your Wings, Taroumaru!(1975)

Enjoy this moving masterpiece full of vivid imagery that depicts everything from the basics of falconry down to the minutiae of the lives of hawks. Find out if Gentarou, a young boy, will be able to forge a bond of trust with his Hodgson's hawk-eagle, a stubborn bird who refuses to yield easily to humans.

(Source: Manga Reborn)