Animalia > Chordata > Aves > Anseriformes > Anhimidae > Chauna > Chauna torquataChauna torquata (Southern Screamer)Synonyms: Chaja torquata The southern screamer (Chauna torquata), also known as the crested screamer, belongs to the order Anseriformes. It is found in southeastern Peru, northern Bolivia, Paraguay, southern Brazil, Uruguay and northern Argentina. Its diet consists of plants stems, seeds, leaves, and, rarely, small animals. |
Uniqueness Scale: Similiar (0) Unique (100) Uniqueness & Vulnerability Scale: Similiar & Secure (0) Unique & Vulnerable (100) ED Score: 29.7977 EDGE Score: 3.42744 |
Adult Weight [1] | 7.606 lbs (3.45 kg) | Birth Weight [2] | 92 grams | Female Weight [1] | 9.70 lbs (4.40 kg) | | Diet [3] | Granivore, Herbivore | Diet - Plants [3] | 80 % | Diet - Seeds [3] | 20 % | Forages - Ground [3] | 60 % | Forages - Water Surface [3] | 40 % | | Clutch Size [4] | 4 | Fledging [1] | 68 days | Incubation [2] | 44 days | Snout to Vent Length [1] | 35 inches (89 cm) | | Female Maturity [1] | 2 years 5 months |
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Name |
Countries |
Ecozone |
Biome |
Species |
Report |
Climate |
Land Use |
Alta Paraná Atlantic forests |
Brazil, Paraguay, Argentina |
Neotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Araucaria moist forests |
Brazil |
Neotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Beni savanna |
Bolivia |
Neotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Cerrado |
Brazil, Bolivia, Paraguay |
Neotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Chiquitano dry forests |
Bolivia, Brazil |
Neotropic |
Tropical and Subtropical Dry Broadleaf Forests |
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Dry Chaco |
Bolivia, Paraguay, Argentina |
Neotropic |
Tropical and Subtropical Dry Broadleaf Forests |
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Espinal |
Argentina |
Neotropic |
Temperate Grasslands, Savannas, and Shrublands |
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Humid Chaco |
Argentina, Paraguay, Brazil |
Neotropic |
Tropical and Subtropical 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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Pantanal |
Brazil, Bolivia, Paraguay |
Neotropic |
Flooded Grasslands and Savannas |
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Paraná flooded savanna |
Argentina |
Neotropic |
Flooded Grasslands and Savannas |
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Southern Andean Yungas |
Bolivia, Argentina |
Neotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Southern Cone Mesopotamian savanna |
Argentina |
Neotropic |
Flooded Grasslands and Savannas |
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Southwest Amazon moist forests |
Peru, Brazil, Bolivia |
Neotropic |
Tropical and Subtropical Moist Broadleaf Forests |
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Uruguayan savanna |
Uruguay, Brazil, Argentina |
Neotropic |
Tropical and Subtropical Grasslands, Savannas, and Shrublands |
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Name |
Location |
Endemic |
Species |
Website |
Atlantic Forest |
Argentina, Brazil, Paraguay, Uruguay |
No |
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Cerrado |
Brazil |
No |
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Tropical Andes |
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela |
No |
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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 ♦ 2del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. ♦ 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 ♦ 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 ♦ 5Gibson, 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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