动物分类学

例句：

1. 1. Animal classification is the process of grouping animals into different categories based on their characteristics.
   动物分类是根据动物的特性将它们分为不同的类别的过程。
2. 2. The study of animal classification has led to the discovery of new species and the understanding of evolution.
   动物分类学的研究导致了新物种的发现和进化的理解。
3. 3. In this book, we will explore the fascinating world of animal classification through various examples.
   在这本书中，我们将通过各种例子探索动物分类这个令人着迷的世界。