鸭子的脚长有游泳用的蹼。
把这种动物形容为熟悉物种的大杂烩最恰当不过了：鸭子(喙形嘴和有蹼的脚)，海狸(尾巴)，和水獭(身体和毛皮)。
The animal is best described as a hodgepodge of more familiar species: the duck (bill and webbed feet), beaver (tail), and otter (body and fur).
水獭，是一种细小的动物，有四只有蹼的脚，一条扁平的尾巴，身上有厚的啡色毛皮，在河边生活。
An otter. A small animal that has four webbed feet, a flat tail and thick brown fur, living on the edge of a river.
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