Animalia > Chordata > Aves > Accipitriformes > Accipitridae > Circus > Circus buffoni

Circus buffoni (Long-winged Harrier)

Synonyms: Falco buffoni

Wikipedia Abstract

The long-winged harrier (Circus buffoni) is a species of bird of prey in the family Accipitridae, native to South America. It is found in Argentina, Bolivia, Brazil, Chile, Colombia, Falkland Islands, French Guiana, Guyana, Paraguay, Peru, Suriname, Trinidad and Tobago, Uruguay, and Venezuela. Its natural habitats are dry savanna, subtropical or tropical seasonally wet or flooded lowland grassland, swamps, and heavily degraded former forest.
View Wikipedia Record: Circus buffoni

EDGE Analysis

Uniqueness Scale: Similiar (0) 
3
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
20
 Unique & Vulnerable (100)
ED Score: 6.82081
EDGE Score: 2.05679
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  1.142 lbs (518 g)
Female Weight [3]  1.351 lbs (613 g)
Male Weight [3]  420 grams
Weight Dimorphism [3]  46 %
Diet [2]  Carnivore (Vertebrates)
Diet - Ectothermic [2]  50 %
Diet - Endothermic [2]  50 %
Forages - Ground [2]  100 %
Clutch Size [4]  4
Raptor Research Conservation Priority [5]  72
Snout to Vent Length [1]  21 inches (53 cm)

Ecoregions

Protected Areas

Biodiversity Hotspots

Name Location Endemic Species Website
Atlantic Forest Argentina, Brazil, Paraguay, Uruguay No
Cerrado Brazil No
Chilean Winter Rainfall-Valdivian Forests Chile No
Tropical Andes Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela No

Prey / Diet

Plegadis chihi (White-faced Ibis)[6]

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
♦ 3Ferguson-Lees, J. and DA Christie. 2001. Raptors of the world Houghton Mifflin Company. Boston
♦ 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
♦ 5Buechley ER, Santangeli A, Girardello M, et al. Global raptor research and conservation priorities: Tropical raptors fall prey to knowledge gaps. Divers Distrib. 2019;25:856–869. https://doi.org/10.1111/ddi.12901
♦ 6DIET OF BREEDING CINEREOUS HARRIERS (CIRCUS CINEREUS) IN SOUTHEASTERN BUENOS AIRES PROVINCE, ARGENTINA, María S. Bó, Sandra M. Cicchino, Mariano M. Martínez, J. Raptor Res. 34(3):237-241
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