Animalia > Chordata > Aves > Gruiformes > Rallidae > Porzana > Porzana atra

Porzana atra (Red-eyed Crake; Henderson Crake)

Synonyms: Nesophylax ater; Zapornia atra (homotypic)

Wikipedia Abstract

The Henderson crake or red-eyed crake (Porzana atra) is a species of flightless bird in the family Rallidae. It is endemic to Henderson Island in the southeast Pacific Ocean. Its natural habitat is subtropical or tropical moist lowland forests. The species is threatened by habitat loss. This bird is a monotypic species. The population of this species is estimated to be 6,200 mature individuals, roughly equivalent to 9,300 individuals in total.
View Wikipedia Record: Porzana atra

Endangered Species

Status: Vulnerable
View IUCN Record: Porzana atra

EDGE Analysis

Uniqueness Scale: Similiar (0) 
4
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
46
 Unique & Vulnerable (100)
ED Score: 9.30029
EDGE Score: 3.71847
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  77 grams
Diet [2]  Carnivore (Invertebrates)
Diet - Invertibrates [2]  100 %
Forages - Ground [2]  100 %
Clutch Size [3]  2
Clutches / Year [1]  2
Incubation [3]  21 days

Ecoregions

Name Countries Ecozone Biome Species Report Climate Land
Use
Tuamotu tropical moist forests France, United Kingdom Oceania Tropical and Subtropical Moist Broadleaf Forests    

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Henderson Island World Heritage Site 9143 Pitcairn, United Kingdom      

Important Bird Areas

Name Location  IBA Criteria   Website   Climate   Land Use 
Henderson Island Pitcairn Islands (to UK) A1, A2, A4i, A4ii    

Biodiversity Hotspots

Name Location Endemic Species Website
Polynesia-Micronesia Fiji, Micronesia, Polynesia, Samoa, Tonga, United States Yes

Prey / Diet

Emoia cyanura (copper-tailed copper-striped emoia)[3]

Range Map

External References

Citations

Attributes / relations provided by
♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 2Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 3del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0