Don't want to see ads? Sign up...





Species icon
Harris´s Hawk

Parabuteo unicinctus
(Temminck, CJ, 1824)
Gavilán Mixto
Gavião-asa-de-telha

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

 Request change
Filters

Records from Puerto Madryn

Conservation Status according to BirdLife International: Least Concern

Synonyms: Falco unicinctus.

Subspecies:


Description: A medium-to-large raptor with an elegant outline, easily recognized by the contrast between its dark brown body, rich rufous wing coverts, and paler legs and tail base. A prominent white tail band is visible both perched and in flight. Its robust head, hooked bluish-gray bill and long yellowish tarsi lend it a powerful and agile appearance, well suited for maneuvering through shrubs and open spaces.

Geographical distribution: Ranges widely across the Americas, from the southwestern United States and Mexico through Central America and extensive areas of South America, including Brazil, Bolivia, Paraguay, Uruguay, Chile, and Argentina. It is most common in arid and semiarid regions with low vegetation, where small prey and elevated perches are readily available.

Habitat: Occupies open or semi-open environments such as scrublands, savannas, dry forests, arid zones, grasslands, and rural landscapes with scattered trees. It tolerates modified habitats when they provide open spaces for hunting and natural or artificial structures for perching.

Diet: Predominantly consumes small mammals, small birds, reptiles and occasionally large insects. A versatile hunter, it combines low flights, short pursuits and ambushes from elevated perches. One of its most distinctive traits is the ability to engage in cooperative hunting, where coordinated group strategies greatly increase capture success.

Behavior: Notably social for a raptor, forming family groups that may include several individuals assisting in territory defense, hunting and raising the young. Its flight is broad and controlled, alternating glides with strong wingbeats. Frequent use of fence posts, branches and other elevated points reflects its constant vigilance behavior.

Breeding: Builds nests in medium to tall trees, on columnar cacti or occasionally on human-made structures. Nests consist of sturdy branches forming a platform reused over multiple seasons. Typical clutches contain two to four eggs, mostly incubated by the female. Juveniles remain with the group for an extended period, learning cooperative hunting before dispersing.

Conservation status: Listed as Least Concern, with stable populations throughout most of its range. Its cooperative behavior and adaptability to open habitats favor its persistence, though localized threats include habitat degradation and persecution.


Author of this compilation: EcoRegistros – 08/12/2025




Loading map...




Last published photographs

Foto
Photography ID: 181174
  Immature

Puerto Madryn
Chubut
Argentina
11/26/2016
Santiago Sainz-trápaga
Foto
Photography ID: 135414
  Immature

Puerto Madryn
Chubut
Argentina
01/15/2016
Román Montero
Foto
Photography ID: 91199
  Immature

Puerto Madryn
Chubut
Argentina
03/20/2015
Santiago Sainz-trápaga



 View all photographs of the species




 Add a photography of this species





Last Vocalizations published



Audio playerUserDateCountryProvincePlaceSexLife stageIt was observedDetails
Santiago Sainz-trápaga11/16/2013ArgentinaChubutPuerto MadrynIndistinguishableAdultYesNo



 See all the audios of the species




 Add an audio of this species





Last Filmings published




 Add a film of this species





 Reports


 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
189553724/02/2023ArgentinaChubutPunta Cuevas, Puerto Madryn1Sebastián Otero
68246612/01/2018ArgentinaChubutPuerto MadrynMauricio Secchi
51673826/11/2016ArgentinaChubutPuerto MadrynSantiago Sainz-trápaga
45254704/05/2016ArgentinaChubutPuerto MadrynFernandez Diez Federico
39540715/01/2016ArgentinaChubutPuerto MadrynRomán Montero
31657112/08/2015ArgentinaChubutPuerto MadrynJorge La Grotteria
26398620/03/2015ArgentinaChubutPuerto MadrynSantiago Sainz-trápaga
19319516/11/2013ArgentinaChubutPuerto MadrynSantiago Sainz-trápaga
Page 1

 Add a record of this species

Citation recommended:

EcoRegistros. 2026. Harris´s Hawk (Parabuteo unicinctus) - Species sheet. Acceded from https://www.ecoregistros.org on 10/03/2026.