Dr. Daniel Mize, born on January 26, 1976, is from the Adi (Minyong) tribe of Arunachal Pradesh. He originally hailed from Bamin (Bilat) Village, P.O. Bilat in East Siang district of Arunachal Pradesh. He did his MSc (Zoology) from Arunachal University in 1999 and subsequently obtained his PhD from Rajib Gandhi University, Itanagar in the year 2012. Initially, he started his service career as an Assistant Professor (part-time) in the Department of Zoology, Arunachal University, Doimukh, Arunachal Pradesh, India from August 2004 to February 2005, and then shifted to the Department of Zoology, Jawaharlal Nehru College, Pasighat, Arunachal Pradesh and worked there till September 2005. Thereafter, he joined as an Assistant Professor in the Department of Zoology, Rajiv Gandhi University, Doimukh, Arunachal Pradesh and currently he is working there as an Associate Professor.
Dr. Mize has been working as a leading researcher in Arunachal Pradesh particularly in the area of ornithology and wildlife, and currently monitoring the Vulture and Black-necked Crane population trend in Arunachal Pradesh and looking at the composition of the avian community and diversity in relation to altitude gradient, changes in season and different habitats. He is also studying the distribution pattern of vultures in Arunachal Pradesh and the influence of environmental and anthropogenic factors on it. He has been teaching ecology, statistics, wildlife and ornithology at the postgraduate level since 2005.
Dr. Mize published several research papers in reputed international and national journals particularly focusing on the ecology as well as diversity and geo-distribution of the avian species of Arunachal Pradesh. He also authored two book chapters and several popular articles on related subjects. He also completed three externally funded research projects relating to avian diversity and ecology of Arunachal Pradesh. He is currently the Executive editor of “Journal of Bioresources” published by Rajiv Gandhi University, Itanagar.
Dr. Mize was a recipient of CSIR Junior Research Fellowship in 2004. In recognition of his contribution towards biodiversity and wildlife conservation, Dr. Daniel Mize was awarded the Certificate of honour by Rajiv Gandhi University in the year 2016.
So far, four students working under his supervision have been awarded M.Phil degree and four others are working currently under him for their Ph.D. on the following topics of research:
| Sl. No. | Name of the scholars | Topics |
| 1. | Talo Biju | Ecological biogeography of Slender-billed Vulture, Gyps tenuirostris (Gray, 1844) in Arunachal Pradesh |
| 2. | Jacob Ngukir | Ecological biogeography of Long-billed vulture, Gyps indicus Scopoli, 1786, in Arunachal Pradesh |
| 3. | Abprez T Kimsing | Ecological biogeography of White-rumped Vulture, Gyps bengalensis Gmelin, 1788 in Arunachal Pradesh |
| 4 | Tapak Tamir |
Seasonality in community composition of Birds in D’Ering Memorial wildlife sanctuary |
