Published in Journal of Raptor Research, in 2005, in volume 39, issue 1, pages 55-60
Created: 2017-04-07, modified: 2017-04-07![](https://www.biodiversitylibrary.org/pagethumb/52168404,60,60)
Published in The Wilson Bulletin, in 2004, in volume 116, issue 4, pages 347-351
Created: 2016-12-04, modified: 2016-12-04![](https://www.biodiversitylibrary.org/pagethumb/51292725,60,60)
Published in Journal of Raptor Research, in 1999, in volume 33, issue 3, pages 264-267
Created: 2017-04-07, modified: 2017-04-07![](https://www.biodiversitylibrary.org/pagethumb/51209151,60,60)
Published in Rodriguésia, in 2006, in volume 57, issue 1, pages 103-126
Created: 2016-07-26, modified: 2016-07-26