Psychrolutes

例句：

1. 1. The Arctic fox is a rare and fascinating species in the northern regions.
   北极狐是一种稀有而迷人的物种，生活在北部地区。
2. 2.Arctic animals have adapted to their cold environments through natural selection.
   北极动物通过自然选择适应了它们的寒冷环境。
3. 3. Arctic researchers are studying the impact of climate change on these cold-blooded creatures.
   北极研究人员正在研究气候变化对这些冷血动物的影响。