The Great Curassow (Crax rubra), is a pheasant-like species of bird found in rainforest from eastern Mexico throughout Central America, to western Colombia and northwest Ecuador. It is the most northerly Crax species. Due to hunting and habitat destruction it is evaluated as Near Threatened on the UICN Red List of Threatened Species. It is also listed on Appendix III of CITES in Costa Rica, Guatemala, Colombia and Honduras.
It is 36 inches long and weighs a little more than 10 pounds. It is the largest member of the Cracidae family. It has a yellow knob on its bill, curly black feather crests, and white below. There are three variations of female Great Curassows: Barred morph females with a vermiculated white head and neck, the red morph with a vermiculated black head and reddish brown plumage, and dark morph female with a black head and blackish brown plumage.
Its diet consists mainly of fruits, figs and arthropods. It has been known to interbreed with successfully with the closely related Blue-billed Curassow and the much more distantly related Black Curassow.