zoology

The branch of biology that deals with animals and animal life, including the study of the structure, physiology, development, and classification of animals.

The animal life of a particular area or period.

The characteristics of a particular animal group or category.

A book or scholarly work on zoology.

that part of biology which relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct.

a treatise on this science.