Photo: Orban.Balazs / CC BY-SA 4.0 (Wikimedia Commons)
Henderson Crake
Zapornia atra
Henderson Crake (Zapornia atra) — Cranes & Rails of Oceans & Seabirds.
The Henderson Crake (Zapornia atra) is a member of the Rallidae family found in Oceans & Seabirds. Adults weigh 77.4 g. The IUCN Red List lists it as Vulnerable.
Conservation status
IUCN Red List (opens in a new tab)Facing a high risk of extinction in the wild.
Where it fits
- Class Aves
- Order Gruiformes
- Family Rallidae Rails, Crakes & Coots
- Genus Zapornia
- Species atra
Quick facts
- Weight
- 77.4 g
- Diet
- Invertebrate-eaters
- Family
- Rallidae
- Order
- Gruiformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
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Vulnerable
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Biology & behaviour
Diet
The Henderson Crake is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of dense forest, it forages mainly on the ground.
Migration
The Henderson Crake is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Henderson Crake (Zapornia atra) is a member of the Rallidae family, within the order Gruiformes. Its range spans Oceans & Seabirds. Its distribution covers PO Henderson (c Pitcairn group, se Polynesia).
It is a medium-sized bird. Adults weighs around 77.4 g, with a wing length of about 8 cm and a tail of around 3.9 cm.
It is classified as Vulnerable on the IUCN Red List and is a focus of conservation concern. Vulnerable species face a high risk of extinction in the wild if pressures continue.
The species has a mapped global range of roughly 41 km² — a relatively restricted global range.
Songs & calls
Frequently asked questions
How big is the Henderson Crake?
The Henderson Crake is a medium-sized bird that weighs around 77.4 g.
Where does the Henderson Crake live?
The Henderson Crake is found across Oceans & Seabirds with a range covering PO Henderson (c Pitcairn group, se Polynesia), where it favours woodland, forest and well-treed country.
What family does the Henderson Crake belong to?
The Henderson Crake (Zapornia atra) belongs to the Rallidae family, in the order Gruiformes.
What does the Henderson Crake eat?
The Henderson Crake is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Henderson Crake migrate?
The Henderson Crake is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Henderson Crake endangered?
It is classified as Vulnerable on the IUCN Red List and is a focus of conservation concern Vulnerable species face a high risk of extinction in the wild if pressures continue.
What sound does the Henderson Crake make?
1 real field recording of the Henderson Crake — including its song — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Henderson Crake's range?
The Henderson Crake has a mapped global range of about 41 km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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