秋沙鸭

例句：

1. 1. The autumn sand ducks are a common sight in the park.
   秋天的沙鸭是公园里常见的景象。
2. 2. The sandy beach is home to many species of birds, including the autumn sand ducks.
   这个沙滩上有许多鸟类，包括秋天的沙鸭。
3. 3. The autumn sand ducks are known for their unique plumage and behavior.
   秋天的沙鸭以其独特的羽毛和行为而闻名。