Yellow Bittern vs Ascension Night-heron

Ixobrychus sinensis compared with Nycticorax olsoni

Side-by-Side Comparison

Attribute Yellow Bittern Ascension Night-heron
Scientific Name Ixobrychus sinensis Nycticorax olsoni
Order Pelecaniformes Pelecaniformes
Family Ardeidae Ardeidae
Conservation Status Least Concern Not Evaluated
Length
Wingspan 25.9 cm (10.2 in)
Weight 91.5 g (3.23 oz) 624.57 g (22.03 oz)
Diet -- --
Clutch Size 3-7 --
Population Trend

Habitat Comparison

Shared Habitats

Yellow Bittern only

Ascension Night-heron only

None

Conservation Status

Least Concern

Yellow Bittern

Not Evaluated

Ascension Night-heron

About These Birds

Yellow Bittern

The Yellow Bittern (Ixobrychus sinensis) is a small heron of the family Ardeidae widely distributed across South and Southeast Asia and the Pacific. Adult males have a distinctive pale tawny-yellow to buff-brown upperparts and a dark blackish-brown cap, contrasting with cream to buff underparts with brown streaking along the central breast and throat. The large, pale yellowish wing patches conspicuous in flight are a useful field mark. Females are more heavily streaked brown. Total length is 30–40 cm, making it …

Ascension Night-heron

The Ascension Night-heron was a flightless heron known from subfossil remains on Ascension Island in the South Atlantic. Weighing an estimated 624g, it was likely driven to extinction by human activity and introduced predators. It is currently listed as Not Evaluated by conservation assessments.

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