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Buteogallus meridionalis

Savanna Hawk


Buteogallus meridionalis

(Latham, J, 1790)
Aguilucho Colorado
Gaviao-caboclo

Family: Accipitridae
Order: Accipitriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia

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Other common names: Gavilán Sabanero, Gavilán Cangrejero Colorado, Busardo Sabanero.

Synonyms: Heterospizias meridionalis, Falco meridionalis.





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Conservation status according to BirdLife International: Least Concern


Description


Exhibits a slender silhouette and an elegant posture, characterized as a medium-to-large raptor classified scientifically as Buteogallus meridionalis, with a body length ranging from 18 to 24 inches (46 to 61 centimeters) and a wingspan that can reach up to 47 inches (120 centimeters). The adult plumage features a striking rufous or cinnamon-orange coloration across most of the body, adorned with delicate, dark gray or black transverse barring on the breast and abdomen. The wings are broad and rounded, displaying black primary feathers at their tips, which creates a sharp chromatic contrast in flight. The tail is relatively short and black, interrupted by a highly conspicuous white central band and a white terminal tip. Its lower limbs are remarkably long, featherless, and a bright yellow, specialized for walking and running on the ground. The eyes have a light brown to yellowish iris, complemented by a yellow cere and a sharp, hooked black bill.

Geographical distribution: Distributed widely across the Neotropical region, covering a vast territorial range that begins in southern Central America, specifically in Panama, and extends continuously throughout South America. Its presence is highly common in countries such as Colombia, Venezuela (especially in the Llanos region), Trinidad and Tobago, Guyana, Suriname, and French Guiana. To the south, its distribution encompasses almost the entirety of Brazil (excluding the densely forested Amazon Basin), extending through Bolivia, Paraguay, northern and central Argentina, and reaching the northernmost borders of Uruguay.

Habitat: Prefers open and semi-open ecosystems, showing a strong predilection for flooded savannas, wet grasslands, alluvial plains, and the margins of marshes and estuaries. It is a highly adaptable species that coexists well with human activities, frequently spotted in agricultural fields, livestock pastures, and areas with low secondary vegetation. It strictly avoids dense forest formations, such as continuous tropical rainforests, requiring the presence of scattered trees, power poles, or fence posts to serve as vital hunting perches.

Feeding: Possesses a highly opportunistic and generalist diet, adapting its hunting strategy to seasonal resource availability. It actively feeds on a wide variety of prey captured directly on the ground, including small mammals like rodents, reptiles such as lizards and medium-sized snakes, anfíbians, freshwater crabs, and a massive quantity of large invertebrates, notably grasshoppers, beetles, and caterpillars. Occasionally, it supplements its diet with small fish trapped in drying temporary pools, as well as young birds that fall from their nests.

Behavior: Typically observed singly or in territorial pairs, perched upright on wooden fence posts, low branches, or mounds of earth along roadsides. It is an excellent soaring flyer that utilizes thermal currents to gain altitude, performing slow, majestic patrol flights. One of its most fascinating and iconic behaviors is its attraction to grass fires and agricultural burns; this raptor actively flies toward the fire fronts to efficiently capture fleeing animals escaping the flames. It emits a highly characteristic call, described as a loud, high-pitched, and harsh scream, used to defend territory and communicate with its mate.

Nesting: The breeding season is generally associated with the transition between the dry season and the onset of the rains. It constructs a voluminous platform nest using dry twigs and sticks, lining the interior with green leaves and soft grasses for cushioning. This structure is usually placed at variable heights, typically between 16 and 50 feet (5 to 15 meters), preferably in the crown of palm trees or scattered trees with dense foliage to guarantee protection from predators. The female usually lays a single white or bluish-white egg, occasionally decorated with faint brown speckles. Both parents actively participate in the incubation process, which lasts approximately 35 to 40 days, as well as in the subsequent feeding and defense of the chick.

Conservation status: Listed as a species of Least Concern (LC) on the IUCN Red List of Threatened Species. Its global population is considered stable and even expanding in certain regions, as the clearing of primary forests for cattle ranching and agricultural expansion has created new suitable habitats for colonization. It faces no critical large-scale threats, though agrochemical contamination in intensive farming zones represents a potential risk to its reproductive health.



Compilation and publication: EcoRegistros – 19/07/2026




Geographic distribution


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Species photographs

Last published photographs

Foto
Photography ID: 527368
  Juvenile

Costa Iné
Chaco
Argentina
01/06/2023
Pablo Eguia
Foto
Photography ID: 500406
  Adult

Porto Jofre
Mato Grosso
Brazil
06/03/2022
Pablo Eguia
Foto
Photography ID: 500377
  Juvenile

Porto Jofre
Mato Grosso
Brazil
06/02/2022
Pablo Eguia
Foto
Photography ID: 476817
  Adult

Ceibas
Entre Ríos
Argentina
12/19/2021
Pablo Eguia
Foto
Photography ID: 438485
  Juvenile

San Javier
Santa Fe
Argentina
03/24/2021
Pablo Eguia
Foto
Photography ID: 438484
  Juvenile

San Javier
Santa Fe
Argentina
03/24/2021
Pablo Eguia
Foto
Photography ID: 438481
  Juvenile

San Javier
Santa Fe
Argentina
03/24/2021
Pablo Eguia
Foto
Photography ID: 340392
  Adult

Paso de Oscares
Santiago del Estero
Argentina
07/08/2019
Pablo Eguia
Foto
Photography ID: 293678
  Adult

Esteros del Iberá
Corrientes
Argentina
10/15/2018
Pablo Eguia
Foto
Photography ID: 206391
  Adult

Pantanal
Mato Grosso
Brazil
05/26/2017
Pablo Eguia
Foto
Photography ID: 76420
  Juvenile

Parque Nacional Mburucuyá
Corrientes
Argentina
01/05/2015
Pablo Eguia



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Species vocalizations

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Species videos

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Species reports



 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
251327224/07/2026BrazilSão PauloParque Mambucaba, Paraty1Pablo Eguia
226022506/02/2025UruguayRochaBañado de los Indios, Ruta 141Pablo Eguia
226015205/02/2025UruguayRochaLa Pedrera1Pablo Eguia
181269214/07/2023BrazilAmazonasNovo Airao2Pablo Eguia
181102608/07/2023BrazilAmazonasRamal Pau RosaPablo Eguia
173234106/01/2023ArgentinaChacoRio Guaycuru, Costa InéPablo Eguia
160953303/06/2022BrazilMato GrossoPorto JofrePablo Eguia
160948702/06/2022BrazilMato GrossoPorto JofrePablo Eguia
152342220/12/2021ArgentinaEntre RíosEntre Medanos y Paraje La ArgentinaPablo Eguia
152321519/12/2021ArgentinaEntre RíosRuta 14, CeibasPablo Eguia
Page 1

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Recommended citation
Please use the following reference when citing this species account.
EcoRegistros. 2026. Savanna Hawk (Buteogallus meridionalis) – Species account. Accessed from www.ecoregistros.org on 26/09/2026.