It harbors important populations of crested screamer (Chauna chavaria), listed as vulnerable on IUCN red list.    From Wordnik.com.  [Magdalena-Santa Marta mangroves] Reference

Several bird species native to the region are the screamer Chauna chavarria, the wild muscovy duck Cairina moschata, the comb duck Sarkidiornis melanotos, the tree or whistling ducks Dendrocygna autumnalis, D. viduata and D. bicolor.    From Wordnik.com.  [Magdalena-Urabá moist forests] Reference

Among these are Chauna chavarria, Cairina moschata, Sarkidiornis melanotos, Dendrocygna autumnalis, Dendrocygna bicolor, and important fishes such as Brycon moorei, Ichthyoelephas longirostris, Prochilodus reticulatus, Petenia krausii, and Tarpon atlanticus.    From Wordnik.com.  [Sinú Valley dry forests] Reference

In this ecoregion, the most important wetland is the system of lagoons in Guanacache and Rosario in the Mendoza province; a Ramsar site that is home to an interesting diversity of aquatic birds such as Euxenura maguari, Chauna torquata, Plegadis chini, Phoenicopterus chilensis and ducks of the genus Anas.    From Wordnik.com.  [Argentine Monte] Reference

Chauna chavaria, the spikes are oval in cross-section, but in the Southern screamer.    From Wordnik.com.  [ScienceBlogs Channel : Life Science] Reference

(Chauna chavarris), to which the English have given the most unimaginative misnomer of "crested screamer.".    From Wordnik.com.  [Mutual Aid; a factor of evolution] Reference

Some of the birds include the ñandú (Rhea americana), the chajá (Chauna torquata), the perdiz chica (Nothura maculosa), the martineta colorada (Rynchotus rufescens); and birds associated with aquatic environments such as the gallareta chica (Fulica leucoptera), the cuervillo de cañada (Plegadis chihi), the cigüeña americana (Euxenura maguari) and others.    From Wordnik.com.  [Humid Pampas] Reference