Chiisana Ahiru no Ooki na Ai no Monogatari: Ahiru no Kwak

The series covers the life of a Dutch duck named Alfred J Kwak from the day he is born. He lost his parents, brothers, and sisters when he was young and was raised by a mole. In his life, Alfred tries to help all sorts of animals all over the world. The series is meant to entertain children and teach children about life, covering historical aspects like WWII.

(Source: AniDB, edited)