1. Zoological Survey of India (ZSI):
- ZSI is a premier research institution in the field of zoology in India.
- It conducts surveys, research, and documentation of animal diversity in the country.
- Visiting ZSI will provide you with access to a vast collection of specimens, reference materials, and scientific literature.

2. National Centre for Biological Sciences (NCBS):
- NCBS is a prominent research institute that focuses on various aspects of biology, including zoology.
- It offers cutting-edge research facilities and hosts seminars, workshops, and conferences.
- Visiting NCBS will give you the opportunity to interact with leading scientists and gain insights into their research.

3. Indian Veterinary Research Institute (IVRI):
- IVRI is a premier institute for veterinary sciences and animal health research.
- It conducts research on various animal diseases, animal genetics, and biotechnology.
- Visiting IVRI will provide you with an understanding of the intersection between veterinary sciences and zoology.

4. Salim Ali Centre for Ornithology and Natural History (SACON):
- SACON specializes in the study of birds and their habitats.
- It conducts research, conservation initiatives, and capacity-building programs.
- Visiting SACON will allow you to learn about avian biology, behavior, and conservation efforts.

5. Centre for Cellular and Molecular Biology (CCMB):
- CCMB is a research institute that focuses on cellular and molecular aspects of biology.
- It conducts research on various organisms, including animals, and their genetic makeup.
- Visiting CCMB will provide you with insights into the molecular basis of animal life and genetic research.

6. Laboratories in Universities:
- Many universities across India have well-equipped zoology laboratories.
- Visiting these laboratories will give you hands-on experience in conducting experiments, studying specimens, and understanding zoological concepts.

Visiting these research institutions and laboratories will not only enhance your understanding of zoology but also expose you to the latest research and advancements in the field. It is advisable to contact these institutions in advance to inquire about any specific requirements or permissions for visiting. Remember, practical exposure along with theoretical knowledge is crucial for excelling in the UPSC exam.