Learn about the nilgai , the largest Asian antelope, also known as blue bull or white-footed antelope. Find out its scientific name, evolution, appearance, behavior, diet, predators, and more. Nilgai (Blue Bull) | Facts, Size, Diet & Reproduction The Nilgai (Boselaphus Tragocamelus) is a large antelope native to the Indian subcontinent. Their range extends from Pakistan to parts of Northern India and Nepal. Due to the blue-grey colour of its coat, it is also known as Blue Bull. Nilgai are the largest Asian antelope and are sexually dimorphic, with males being larger than females. Nilgai is found in a variety of habitats, including grasslands, forests and agricultural fields. They ... Nilgai Antelope (Boselaphus tragocamelus) is the largest Asian antelope and is found across the northern Indian subcontinent. An antelope is an animal much like a deer, with horns and long legs. The scientific name of the Nilgai animal is Boselaphus Tragocamelus. It is derived from ‘bos,’ Latin for “Ox,” ‘elaphos,’ Greek for “Deer,” ‘tragos,’ Greek for a “Male goat,” and ‘kamelos,’ Greek for a “Camel.” The name Nilgai is the Indian word for “Blue Cow ... The Indian Nilgai or Blue Bull or Blue Buck is the biggest Asian antelope with the scientific name Boselaphus tragocamelus falling under the Family Bovidae.