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by 李宏

ebook

海洋占地球表面积的71％，它孕育了种类繁多且数量庞大的生物资源。海洋动物是海洋中异养型生物的总称。它门类繁多，各门类的形态结构和生理特点有很大差异。本书介绍了各种海洋动物的生活习性，性格特点和生存环境，以及海洋生物作为人类所依赖的最主要、最直接的资源，怎样在提高海洋生产力的同时加强海洋环境的保护。