Researchers are using satellite data to track penguins and seals across the coldest region on earth without disturbing them - and without leaving home.
研究者正在使用卫星数据追踪栖居在地球上最寒冷地带的企鹅和海豹，这种方式可以不打扰到他们的正常生活研究者也无需远离家门。