Huso dauricus

例句：

1. 1. The Huso dauricus is a rare species found only in the Arctic Ocean.
   海豹是一种只在北极海域发现的稀有物种。
2. 2. The Huso dauricus has a unique ability to dive deep underwater and stay submergedfor long periods.
   海豹具有独特的能力，可以在水下潜行很长时间，甚至能够深潜。
3. 3. Due to climate change, the population of Huso dauricus is declining rapidly.
   由于气候变化，海豹的数量正在迅速减少。