A large land bird; male 180-230 cm TL; 4000-6000 g. Head and neck: Head small with dinstinct crest; crown and long neck iridescent blue; below eye with white band; bill pinkish.
Body: Breast blue; abdomen black (male), white (female); wing coverts whitish with black bars (male). back, rump, and wing coverts dark brown (female).
Limbs and tail: Legs and feet greyish pink; tail long glossy green train with ocelli (eyespots) (male); tail short, dark brown (female).