This document provides information about Zoology optional coaching classes for the UPSC exam offered by Sapiens IAS. It notes that Zoology has emerged as a scoring optional subject in UPSC mains and IFS exams. It recommends that aspirants should have a graduate degree in fields like Zoology, Medicine, Botany or Life Science to take this optional. It also describes how conceptual clarity and use of diagrams are important for scoring well. Finally, it provides contact details for Sapiens IAS, which has been producing top scorers in Anthropology and Zoology optionals for over a decade.