Orinoco Goose

The Orinoco goose is 61 to 76 cm (24 to 30 in) long. Males weigh about 1.8 kg (4.0 lb) and females about 1.3 kg (2.9 lb). Adult males have an off-white head, neck, and breast with slight buffy streaks on the nape and buffy scalloping on the breast. Their mantle is gray with white scalloping. They have an orange band across the upper mantle and onto the sides of the breast and flanks and a crescent of dark brown behind the flanks. Their undertail coverts are white. Their wings are black with a wide white speculum. Voice: The Orinoco goose is very vocal. During the breeding season males make "a high whistle and guttural honks" and females "a loud cackle". Males also make "a shrill-whistled zree and series of hollow reedy whistles" and females "a low guttural honking gu'rump, gur'rump, gur'rump". Both sexes make "a distinctive nasal honking, unnhh?". Young make "soft chicken-like peeps".