Noun
Guianan cock-of-the-rock (plural Guianan cocks-of-the-rock)
a species of South American passerine birds, taxonomic name Rupicola rupicola
Such sexual selection results in the males of these species, including the Guianan cock-of-the-rock, being brightly coloured, or decorated with plumes or wattles, like the umbrella birds, with their umbrella-like crest and long throat wattles. Source: Internet