This book on the history of zoology and its present status in India is a compilation of zoological studies from ancient to recent times in thirty-five chapters covering the science of zoology during European trading companies in India, the impact and contributions made during major East India Companies viz., British East India Company; Dutch East India Company; Danish East India Company; Portuguese East India Company; French East India Company; Ostend East-India Company and the Swedish East India Company, to the present day situation on the subject. Chapters cover biogeography, zoological nomenclature, and limnology, and give up-to-date information on the present-day status of Protozoa, Porifera, Cnidaria, Ctenophora, Platyhelminthes, Gastrotricha, Rotifera, Kinorhyncha, Acanthocephala, Nematoda, Mollusca, Annelida, insects, Crustacea, Merostomata, Arachnida, Myriapoda, Sipuncula, Tardigrada, Phoronida, Bryozoa, Entoprocta, Brachiopoda, Echinodermata, Chaetognatha, fishes, Amphibia, Reptilia, birds and mammals are included in the book. This book is useful as a reference volume for scientists, researchers in the field of zoology, bioscience, environmental science, and animal taxonomists in the university, and other research institutions and also those who wish to take up competitive examinations for IAS, IPS, and Allied Services in State and Central Government in India, as well as for the naturalists who wish to study zoology for their career prospectus.