Dr. Bhushan Kumar Singh is an agricultural and veterinary science professional serving as a Subject Matter Specialist (SMS) in Animal Science at Krishi Vigyan Kendra (KVK), Narkatiaganj, West Champaran, Bihar, under Dr. Rajendra Prasad Central Agricultural University (RPCAU), Pusa, Bihar. His professional work focuses on animal husbandry, livestock management, veterinary science, and the dissemination of scientific knowledge to farmers. He contributes to farmer training, livestock-based agricultural extension, and capacity-building programmes aimed at improving animal health, productivity, and rural livelihoods. His work also supports the adoption of improved livestock-rearing practices and the strengthening of integrated farming systems. He has participated in agricultural extension and training activities, including programmes related to fodder production and sustainable livestock management, helping connect scientific research with practical farming needs.