Fish, however, are not warm blooded, and are usually too small to support substantial fat layers, so they have found a different way round the problem.
然而鱼类并非恒温物种，并且身形太小无法保持大量的脂肪层，因而它们另辟蹊径解决了这个问题。
Sara： A fish？ Doesn't 6）count， cold-blooded.
萨拉：一条鱼？不算，冷血动物。
While it is true that cold-blooded fish do slow down during the winter, and they eat far less, they still do eat.
虽然冷水鱼在冬天反映比较迟钝，吃的很少，有些缺钙，但是他们仍然得吃喝拉撒睡啊。
Unlike most other fish, it has a warm-blooded circulatory system that enables it to roam from the Arctic to the tropics.
不同于大多数鱼类，它拥有一个暖血的循环系统，能够保证它从北极漫游到赤道。
Unlike most other fish, it has a warm-blooded circulatory system that enables it to roam from the Arctic to the tropics.
不同于大多数鱼类，它拥有一个暖血的循环系统，能够保证它从北极漫游到赤道。
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