Chauna

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.

Magdalena-Urabá moist forests 2008

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.

Sinú Valley dry forests 2008

It harbors important populations of crested screamer (Chauna chavaria), listed as vulnerable on IUCN red list.

Magdalena-Santa Marta mangroves 2008

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.

Argentine Monte 2007

(Chauna chavarris), to which the English have given the most unimaginative misnomer of "crested screamer."

Mutual Aid; a factor of evolution Petr Alekseevich Kropotkin 1881

Chauna chavaria, the spikes are oval in cross-section, but in the Southern screamer

ScienceBlogs Channel : Life Science 2010

Species that occur only here or in only a few other places in Amazonia include white-bellied nothuras (Nothura boraquira), greater rheas (Rhea americana), southern screamers (Chauna torquata), plumbeous ibis (Theristicus caerulescens), crowned eagles (Harpyhaliaetus coronatus), long-tailed ground-doves (Uropelia campestris), golden-collared macaws (Ara auricollis), monk parakeets (Myiopsitta monachus), and burrowing owls (Athene cunicularia).

Beni savanna 2008

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.

Humid Pampas 2007