动物学(Zoology)是研究动物的形态结构、分类、生命活动与环境的关系以及发生发展规律的一门学科。根据研究的内容不同分为动物分类学、动物形态学、动物生理学、动物生态学、动物行为学、发育生物学和保护生物学等。而根据研究的对象不同可分为原生动物学、线虫学、贝类学、甲壳动物学、昆虫学、鱼类学、两栖爬行动物 Zoology is a discipline that studies the morphological structure, classification, relationship between life activities and the environment, and the law of development. According to the different contents of the study is divided into animal taxonomy, animal morphology, animal physiology, animal ecology, animal behavior, developmental biology and conservation biology. According to the study of different objects can be divided into protozoa, nematode, shellfish science, crustacean, entomology, fish science, amphibians and reptiles