• Welcome to BirdForum, the internet's largest birding community with thousands of members from all over the world. The forums are dedicated to wild birds, birding, binoculars and equipment and all that goes with it.

    Please register for an account to take part in the discussions in the forum, post your pictures in the gallery and more.
ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Chaco Eagle - BirdForum Opus

Alternative names: Crowned Eagle, Crowned Solitary Eagle

Photo by birdclub
Emas National Park, Brazil, July 2010
Buteogallus coronatus

Urubitinga coronata


73–85 cm (28¾-33½ in)

  • overall dull slate grey
  • wings darker
  • crest prominent, bushy
  • tail dark with white band and tip
  • cere yellow
  • legs yellow


  • upperparts brown
  • underparts, head and throat cream with darker crown and neck streaks
  • post-ocular stripe dark
  • upper breast mottled brown
  • lower belly mottled


South America: found in savanna of southern Brazil, Paraguay and Bolivia to northern Argentina.


Classified as endangered in the IUCN Red List due to its small, fragmented population, and population decline due to habitat loss and hunting (BirdLife International, 2008).


Formerly placed in the genus Harpyhaliaetus.


Clements regards this as a monotypic species [1].


Lowland, seasonally dry palm savanna, sparse woodland and shrubland; chaco; and campo cerrado.



The diet includes reptiles, small mammals, fish, monkeys and sometimes birds.


It builds a large platform nest. A single egg is laid.


  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. BirdLife International
  3. SACC proposal] for taxonomy including this species
  4. Wikipedia

Recommended Citation

External Links

GSearch checked for 2020 platform.1