An annotated checklist of birds of Paraje Tres Cerros, Corrientes province, Argentina Author Fernandez, Juan Manuel Author Thomann, Luz Author Fandiño, Blas Author Cajade, Rodrigo Author Hernando, Alejandra text Check List 2021 2021-03-08 17 2 415 443 http://dx.doi.org/10.15560/17.2.415 journal article 10.15560/17.2.415 1809-127X Guira guira (Gmelin, 1788) Figure 6B Observations. ARGENTINA • Multiple (no sexual dimorphism); Corrientes , La Cruz , Paraje Tres Cerros; 29°09′03′′S , 056°51′17′′W . Recorded in groups of 5-6 in- dividuals, in every season . Identification. Crest rufous; back streaked with black and brown.