Animalia > Chordata > Aves > Passeriformes > Icteridae > Agelaius > Agelaius assimilis

Agelaius assimilis (Red-shouldered Blackbird)

Wikipedia Abstract

The red-shouldered blackbird (Agelaius assimilis) is a species of bird in the family Icteridae. It is endemic to Cuba, but despite its limited range, the species is listed as Least Concern on the IUCN Red List.
View Wikipedia Record: Agelaius assimilis

Infraspecies

Agelaius assimilis assimilis
Agelaius assimilis subniger

EDGE Analysis

Uniqueness Scale: Similiar (0) 
1
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
12
 Unique & Vulnerable (100)
ED Score: 3.65094
EDGE Score: 1.53707
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  51 grams
Birth Weight [1]  3 grams
Female Weight [3]  42 grams
Male Weight [3]  54 grams
Weight Dimorphism [3]  28.6 %
Diet [2]  Granivore
Diet - Seeds [2]  100 %
Forages - Ground [2]  100 %
Clutch Size [4]  2
Clutches / Year [1]  2
Fledging [1]  16 days
Incubation [1]  12 days
Maximum Longevity [1]  20 years
Female Maturity [1]  1 year 6 months
Male Maturity [1]  1 year

Ecoregions

Name Countries Ecozone Biome Species Report Climate Land
Use
Cuban pine forests Cuba Neotropic Tropical and Subtropical Coniferous Forests  

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Ciénaga de Zapata National Park 1606900 Cuba  

Important Bird Areas

Name Location  IBA Criteria   Website   Climate   Land Use 
Cienaga de Lanier y Sur de la Isla de la Juventud Cuba A1, A2, A3, A4i  
Ciénaga de Zapata Cuba A1, A2, A3, A4i
Guanahacabibes Cuba A1, A2, A3  

Biodiversity Hotspots

Name Location Endemic Species Website
Caribbean Islands Anguilla, Antigua and Barbuda, Aruba, Bahamas, Barbados, Cayman Islands, Cuba, Dominica, Dominican Republic, Haiti, Grenada, Guadeloupe, Jamaica, Martinique, Montserrat, Netherlands Antilles, Puerto Rico, Saint Kitts and Nevis, Saint Lucia, Saint Vincent And The Grenadines, Trinidad and Tobago, Turks And Caicos Islands, Virgin Islands - British, Virgin Islands - U.S. 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
♦ 3Whittingham, L. A., A. Kirkconnell and L. M. Ratcliffe. 1996. Breeding behavior, social organization and morphology of Red-shouldered (Agelaius assimilis) and Tawny-shouldered (A. humeralis) blackbirds The Condor 98: 832-836
♦ 4Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
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