典型宠物的分类及习性
Species and hobbies of some typical pets
宠物是人们不是为了经济目的，而是为了精神目的而豢养的动植物。宠物一般是哺乳纲或鸟纲的动物，因为这些动物脑子比较发达，容易和人交流，现在家养动物常见的还包括鱼纲、爬行纲、两栖纲甚至昆虫。这次我主要介绍宠物中的猫、狗、鼠，包括他们的分类，体貌特征，习性等，希望等给广大宠物爱好者以启示和灵感。
Pets are animals or plants which are kept not for the purpose of economy, but for spiritual purposes. Usually, pets are animals in mammalian or aves because they are more clever and easier to communicate with than other animals. Nowadays house pets also include fish, amphibian and even insects. I would ...