Animalia > Chordata > Aves > Anseriformes > Anatidae > Chloephaga > Chloephaga poliocephalaChloephaga poliocephala (Ashy-headed Goose)The ashy-headed goose (Chloephaga poliocephala) is a large sheldgoose, which breeds in mountainous areas of southernmost South America and winters on lowlands just north of its breeding range. The lined nest is built in tall grass, and 4–6 eggs are laid. This terrestrial species favours damp upland forest clearings and feeds by grazing; it rarely swims. |
Uniqueness Scale: Similiar (0) Unique (100) Uniqueness & Vulnerability Scale: Similiar & Secure (0) Unique & Vulnerable (100) ED Score: 3.83362 EDGE Score: 1.5756 |
Adult Weight [1] | 4.705 lbs (2.134 kg) | Birth Weight [2] | 89 grams | Female Weight [1] | 4.365 lbs (1.98 kg) | Male Weight [1] | 5.046 lbs (2.289 kg) | Weight Dimorphism [1] | 15.6 % | ![](/img/transp.gif) | Diet [3] | Granivore, Herbivore | Diet - Plants [3] | 80 % | Diet - Seeds [3] | 20 % | Forages - Ground [3] | 100 % | ![](/img/transp.gif) | Clutch Size [5] | 5 | Clutches / Year [1] | 1 | Incubation [4] | 30 days | Snout to Vent Length [1] | 22 inches (55 cm) |
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Name |
Countries |
Ecozone |
Biome |
Species |
Report |
Climate |
Land Use |
Espinal |
Argentina |
Neotropic |
Temperate Grasslands, Savannas, and Shrublands |
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Humid Pampas |
Argentina |
Neotropic |
Temperate Grasslands, Savannas, and Shrublands |
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Low Monte |
Argentina |
Neotropic |
Temperate Grasslands, Savannas, and Shrublands |
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Magellanic subpolar forests |
Chile, Argentina |
Neotropic |
Temperate Broadleaf and Mixed Forests |
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Patagonian steppe |
Chile, Argentina |
Neotropic |
Temperate Grasslands, Savannas, and Shrublands |
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Southern Andean steppe |
Argentina, Chile |
Neotropic |
Montane Grasslands and Shrublands |
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Valdivian temperate forests |
Chile, Argentina |
Neotropic |
Temperate Broadleaf and Mixed Forests |
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![](/img/rangekey.png) 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 ♦ 2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605 ♦ 3Hamish 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 ♦ 4del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. ♦ 5Jetz 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 ♦ 6Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database |
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
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