Animalia > Chordata > Aves > Passeriformes > Dicruridae > Dicrurus > Dicrurus aldabranus

Dicrurus aldabranus (Aldabra Drongo)

Wikipedia Abstract

The Aldabra drongo (Dicrurus aldabranus) is a species of bird in the drongo family Dicruridae.It is endemic to Seychelles, where it occurs only on the island of Aldabra. It has a small population of only around 1000 birds. The appearance of this species is typical for drongos, with entirely black plumage, a heavy bill and a red eye. The tail is long and forked. Juvenile birds have a grey back, lighter blotched undersides and a brown eye. Its call is a harsh chuckle. Its natural habitats are tropical mangrove forests and cassurina woodland and dense scrub.
View Wikipedia Record: Dicrurus aldabranus

EDGE Analysis

Uniqueness Scale: Similiar (0) 
1
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
24
 Unique & Vulnerable (100)
ED Score: 4.08288
EDGE Score: 2.31903
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  48 grams
Female Weight [1]  46 grams
Male Weight [1]  51 grams
Weight Dimorphism [1]  10.9 %
Diet [2]  Carnivore (Invertebrates), Carnivore (Vertebrates)
Diet - Ectothermic [2]  10 %
Diet - Invertibrates [2]  90 %
Forages - Mid-High [2]  30 %
Forages - Understory [2]  30 %
Forages - Ground [2]  40 %
Clutch Size [3]  2
Incubation [3]  17 days

Ecoregions

Name Countries Ecozone Biome Species Report Climate Land
Use
Aldabra Island xeric scrub Seychelles Afrotropic Deserts and Xeric Shrublands  

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Aldabra Special Reserve 86487 Seychelles    

Important Bird Areas

Name Location  IBA Criteria   Website   Climate   Land Use 
Aldabra atoll Seychelles A1, A2, A4i, A4ii, A4iii  

Biodiversity Hotspots

Name Location Endemic Species Website
Madagascar and the Indian Ocean Islands Comoros, Madagascar, Mauritius, Seychelles Yes

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