The Maleo (Macrocephalon maleo) is a large (approximately 55 cm long) blackish megapode with bare yellow facial skin, reddish-brown iris, reddish-orange beak and rosy salmon underparts. The crown is ornamented with a black helmet casque. The greyish blue feet have four long sharp claws, separated by a membranous web. The sexes are almost identical with a slightly smaller and duller female.