Fauna is a term used to refer to the animal LIFE of a particular region or time period. It is closely related to the terms WILDLIFE, ANIMALS, BIOTA, LIFE, and zoology. WILDLIFE is a broad term that refers to all living organisms in their natural environment, while ANIMALS specifically refers to non-human creatures. BIOTA is a term used to describe all living organisms in a given area, including both plants and ANIMALS. LIFE is a term used to describe all living organisms, while zoology is the scientific study of ANIMALS. All of these terms are related to the term fauna, which is used to refer to the animal LIFE of a particular region or time period.