Animalia > Chordata > Aves > Passeriformes > Icteridae > Euphagus > Euphagus cyanocephalus

Euphagus cyanocephalus (Brewer's Blackbird)

Synonyms: Psarocolius cyanocephalus (homotypic)
Language: French; Spanish

EDGE Analysis

Uniqueness Scale: Similiar (0) 
1
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
14
 Unique & Vulnerable (100)
ED Score: 4.50384
EDGE Score: 1.70545
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  62 grams
Birth Weight [3]  4 grams
Female Weight [5]  58 grams
Male Weight [5]  67 grams
Weight Dimorphism [5]  15.5 %
Breeding Habitat [2]  Generalist, Agricultural
Wintering Geography [2]  Western U.S./Mexico
Wintering Habitat [2]  Generalist, Agricultural
Diet [4]  Carnivore (Invertebrates)
Diet - Invertibrates [4]  100 %
Forages - Ground [4]  100 %
Clutch Size [6]  5
Clutches / Year [3]  2
Fledging [1]  14 days
Global Population (2017 est.) [2]  25,000,000
Incubation [3]  13 days
Mating System [8]  Polygyny
Maximum Longevity [3]  13 years
Migration [7]  Intracontinental
Female Maturity [3]  1 year
Male Maturity [3]  1 year

Ecoregions

Protected Areas

+ Click for partial list (100)Full list (174)

Ecosystems

Biodiversity Hotspots

Name Location Endemic Species Website
California Floristic Province Mexico, United States No
Madrean Pine-Oak Woodlands Mexico, United States No
Mesoamerica Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama No

Prey / Diet

Predators

Accipiter cooperii (Cooper's Hawk)[9]
Aquila chrysaetos (Golden Eagle)[9]
Bubo virginianus (Great Horned Owl)[9]
Buteo jamaicensis (Red-tailed Hawk)[9]

Consumers

Parasitized by 
Molothrus ater (Brown-headed Cowbird)[9]

Range Map

External References

NatureServe Explorer

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
♦ 2Partners in Flight Avian Conservation Assessment Database, version 2017. Accessed on January 2018.
♦ 3de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
♦ 4Hamish 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
♦ 5Dunning, JB, Jr. 1984. Body weights of 686 species of North American birds. Western Bird Banding Association Monograph Number 1. Eldon, Cave Creek, Arizona, USA
♦ 6Jetz 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
♦ 7Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org
♦ 8Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 9Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
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
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