Giant Ibis
NameGiant Ibis
Common NameGiant Ibis
Scientific NameThaumatibis gigantea
FamilyThreskiornithidae
Wingspan (cm)105
Length (cm)104
Weight (g)3600
Plumage DetailsAdults are dark grey-brown with a bare greyish head and neck. The bill is long, thick, and pale yellowish-white, while the legs are reddish-orange. Primary feathers are darker, appearing almost black.
Vocalization / CallKnown for its loud, far-carrying calls, often described as a series of 'a-orrh a-orrh' notes, which can be heard over long distances.
Primary Dietomnivore
Primary Habitatsforest, wetland
Conservation Statuscritically-endangered
Geographic RangeFound in lowland forests and wetlands of northern Cambodia, southern Laos, and extreme southern Vietnam.
Identifying FeaturesVery large size, Dark grey-brown plumage, Bare grey head and neck, Long, pale, decurved bill, Reddish-orange legs
Description
The Giant Ibis is a very large, dark-plumaged ibis with a distinctive long, pale, decurved bill and bare grey head. It forages in wetlands and forests, primarily feeding on invertebrates and small vertebrates. This critically endangered species is known for its loud, far-carrying calls.
