Duck feather chicken, said: "duck feathers, you're smart, you help me think of a force, law do?"

鸭毛鸡说：“鸡毛鸭，你很聪明的，你能帮我想个力，法吗？”

Duck and goose feathers are used to make very warm blankets.

鸭子和鹅的羽毛可以用来制成温暖的毯子。

The ugly duck was not a duck indeed, She was a swan, because it takes two years to change her feathers all to white.

丑小鸭其实并不是一只鸭子，而是天鹅，因为羽毛蜕成白色要用两年的时间。