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Side-by-Side Comparison

属性	Ascension Night-heron	White-crested Tiger-Heron
学名	Nycticorax olsoni	Tigriornis leucolopha
目	Pelecaniformes	Pelecaniformes
科	Ardeidae	Ardeidae
保全状況	Not Evaluated	Least Concern
体長	—	—
翼開長	—	53.2 cm (20.9 in)
体重	624.57 g (22.03 oz)	846.0 g (29.84 oz)
食性	--	--
一腹卵数	--	1
Population Trend	—	—

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Habitat Comparison

共通生息地

🏖️ Coastal

Ascension Night-heron only

None

White-crested Tiger-Heron only

🌲 Forest 🌿 Wetland

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保全状況

Not Evaluated

Ascension Night-heron

Least Concern

White-crested Tiger-Heron

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About These Birds

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.

White-crested Tiger-Heron

The White-crested Tiger-Heron (Tigriornis leucolopha) is a medium-large heron of the family Ardeidae and the sole member of its genus. It is a secretive and poorly known bird of West and Central African rainforests, inhabiting dense lowland forest along streams and rivers. Adults have a cryptically patterned plumage of black and rufous-brown barring on the upperparts and wings — the tiger-like pattern that gives the genus its name — with a whitish or pale crest on the crown and nape. …

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