Buteogallus urubitinga (Gmelin, 1788)

Fernandez, Juan Manuel, Thomann, Luz, Fandiño, Blas, Cajade, Rodrigo & Hernando, Alejandra, 2021, An annotated checklist of birds of Paraje Tres Cerros, Corrientes province, Argentina, Check List 17 (2), pp. 415-443 : 426

Buteogallus urubitinga (Gmelin, 1788)

Figure 4H

Observations. ARGENTINA • 1 (no sexual dimorphism); Corrientes, La Cruz, Paraje Tres Cerros; 29°05′39′′S, 056°56′08′′W. We saw one individual flying in the grassland near water .

Identification. Almost entirely black. Tail is mostly black with a broad white band.

Rupornis magnirostris (Gmelin, 1788)

Observations. ARGENTINA • 10 (no sexual dimorphism); Corrientes, La Cruz, Paraje Tres Cerros; 29°07′27′′S, 056°53′44′′W. Recorded in all seasons. Common in forest edges and open areas .

Identification. Head and upperparts brown, barred on breast and belly. Cere and iris yellow.