Bachelor of Science, Burdwan University, India, 1983. Master of Science in Zoology, Burdwan University, India, 1985. Doctor of Philosophy, Burdwan University, India, 1992.
Postgraduate, Colorado State University, 2004. Doctor of Science, Sambalpur University, India, 2009.
From lecturer to reader Burdwan University, 1991—2006, professor, since 2006.
Fellow Zoological Society India (life, Captain C. Devi Gold medal 1995), transactions Zoological Society E. India (managing editor since 1997, editor since 2002. N. B. SKT Congress 4 Best Paper awards 2009).
Married Roma Singha; children: Antara, Ananya.