Question

What is the name for an animal of a particular region or habitat?

Answer 1

Animals that live in a particular region or habitat are called fauna. Fauna is the biological term used for animals living in a habitat. For the first time this term was used by naturalist Carl linnaeus. It is a generic term used for all animal species found in that particular region or habitat.

Complete answer:
The word fauna comes from the Latin word fauna, which means goddess of earth and fertility. Fauna is the term that refers to all animal life within a specified region or habitat or both. Fauna include all the different types of animal found in a region or habitat.
Carl Linnaeus was the first person ever to use this term as a biological term and it is used to describe the animals of the region.
Under the five kingdom classification system the largest Kingdom is Animalia which consists of all the animals found on earth & their members range from very simple invertebrates like sponges to highly Complex animals like mammals such as whales, monkeys, humans.
The plants of the particular region are described by flora. Fauna can describe any organism from archaea and bacteria to the animal kingdom. Further fauna can be subdivided under the following cryofauna, epifauna, macrofauna, megafauna, meiofauna and gut fauna.

Note:
Fauna is a term used for animals present in a particular region or habitat. They include all the animals found in those regions and can belong to any domain be it archaea , bacteria or the rest of animalia kingdom.