Great Argus have a broad, elaborately patterned tail which is twice as long as their bodies. Their wing span is about .72 m. The Great Argus of Malaya, Sumatra, and Borneo may reach a total length of 2m(6.5 feet). They weigh about 12 kilograms.
- The Great argus is a calm and gentle bird. Courtship behavior includes the male clearing a grassy area of twigs, and debris.
- Males make loud cries and when a potential mate arrives, he dances around her and raises his wing feathers to form two huge fans showing the “eye” like markings.