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Great-billed Heron

(Ardea sumatrana)
Alternate name(s): "Alligatorbird"
Size: 1.0-1.1 m
Weight: up to 2.6 kg

Similar species

Description     Classification     Distribution     Sightings     Photos     Breeding     Nest     Eggs     Behaviour     Food     Call/s

Physical description

Click here for a physical description

Taxonomy, classification

See Great-billed Heron at Wikipedia .

Range, habitat, finding this species

Click here for information on habitat and range


Click here for sighting information




Lateral view of a Great-billed Heron in breeding plumage standing under a mangrove (photo courtesy of B. Hensen)
[Buffalo Creek, Darwin, NT, August 2013]


Lateral view of a Great-billed Heron in non-breeding plumage (photo courtesy of H.Mouritsen)
[Yellow Water, Kakadu NP, NT, October 2015]

Food, Diet

Great-billed Heron in breeding plumage taking its prey, which looks like a mud crab (photo courtesy of B. Hensen)
[Buffalo Creek, Darwin, NT, August 2013]

These pages are largely based on our own observations and those of our contributors. The structure of these bird pages is explained HERE. For more salient facts on any bird species please refer to a field guide.

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