A duck movie showing off a dance of joy by receiving food

I was glad that I got the food, the duck that the ducks quickly move their legs with patapa. The comical move makes me feel unexpected "I'm glad to feed you," and makes me feel like steadily giving me the next bait.

Details are as below.
A duck that looks towards humans and expects food.
YouTube - The Happiest Duck in the World


One food item is thrown away there.


The duck that ate it makes me move my legs and let me hear a cry beside.


Another one was thrown, but I was taken by another one behind behind it whether the position where I fell was bad.