随着地球生态环境的日趋恶化,许多动物的求生行为也在改变,以适应新的生存环境和空间。为大脑供热的海鱼体内加热器人们都有这样的生活常识——为整幢住宅供暖较之为一间住房供暖需消耗数倍能量。某些大洋鱼类为节能也遵循这一原则:它们为节约能量,仅给大脑供热。世界大洋中的鱼类分为两大类——冷血鱼和暖血鱼。30000多种多骨鱼属冷血鱼,而为数不多的几种大型深海鱼如金枪鱼却 With the worsening of the ecological environment of the earth, the survival behaviors of many animals are also changing to adapt to the new living environment and space. Marine heaters that heat the brain People have the common sense of living that heating a whole home consumes several times more energy than heating a home. Some oceanic fish also follow the principle of saving energy: they save energy and only heat the brain. Fish in the world's oceans fall into two broad categories - cold-blooded and warm-blooded fish. 30,000 species of bony fish are cold-blooded fish, and one of the few large-scale deep-sea fish such as tuna but