Asian Openbill vs African Woollyneck

Anastomus oscitans compared with Ciconia microscelis

Side-by-Side Comparison

Attribute Asian Openbill African Woollyneck
Scientific Name Anastomus oscitans Ciconia microscelis
Order Ciconiiformes Ciconiiformes
Family Ciconiidae Ciconiidae
Conservation Status Least Concern Least Concern
Length
Wingspan 79.4 cm (31.3 in) 96.1 cm (37.8 in)
Weight 1590.0 g (56.09 oz) 2190.0 g (77.25 oz)
Diet -- --
Clutch Size 2-5 2-4
Population Trend

Habitat Comparison

Shared Habitats

Asian Openbill only

None

African Woollyneck only

Conservation Status

Least Concern

Asian Openbill

Least Concern

African Woollyneck

About These Birds

Asian Openbill

68–81 cm. White plumage with black flight feathers; same gaping bill as African Openbill. Resident across South and Southeast Asia in wetlands, paddy fields, and river floodplains. Feeds primarily on apple snails; colonial nester in trees. Often seen in large flocks near agricultural land.

African Woollyneck

73–92 cm. Black and white; white neck with distinctive woolly white feathers; red bill and legs. Resident across sub-Saharan Africa in moist woodland, rivers, and wetlands. Feeds on fish, frogs, and small vertebrates. Solitary breeder; calls infrequently but produces bill-clattering.

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