Dr. Gunjan Kumar Saurav is an Assistant Professor in the Department of Zoology, Rajiv Gandhi University, Rono Hills, Doimukh, Arunachal Pradesh, India. He obtained his Ph.D. in Zoology from the University of Delhi, New Delhi, India, in 2018. Following the completion of his doctoral degree, he pursued postdoctoral research at the University of Delhi during 2018–2019. He subsequently served as an Assistant Professor in the Department of Zoology, Purnea University, Purnia, Bihar, India, from 2019 to 2021. In 2021, he joined Rajiv Gandhi University as an Assistant Professor, where he continues to contribute to teaching and research in the discipline of Zoology.