otter

We watched the sea otter floating on its back while cracking open a shellfish.

(Chinese) 我们看着海獭仰浮在水面上，同时撬开一个贝类。

Otters are known for their thick, waterproof fur and their playful behavior in the water.

(Chinese) 水獭以其厚实的防水皮毛和在水中的嬉戏行为而闻名。