1953 Anime

Two little rabbits one with long ear and the other with a short tail are good friends. One day, they found a big mushroom in the woods and started a fight for this mushroom. The two good friends quarreled. It suddenly rained heavily in a thunderstorm, and short tail was washed down a waterfall to the bottom of a ravine. Long ear tried to find short tail and finally rescued him from the moat. In the end both are good friends again.

(Source: douban.com)