Anhimidae

• Anhima
• Chauna
• Horned Screamer Anhima cornuta

  The Horned Screamer is a large bird of freshwater wetlands in northern South America. A long, slender hornlike projection rises from its head.

• Southern Screamer Chauna torquata

  The Southern Screamer is a large South American wetland bird with a black-and-white neck band and long red legs. It feeds on grasses and aquatic plants near shallow water.

• Northern Screamer Chauna chavaria

  A large wetland bird of northern Colombia and eastern Venezuela. Its gray body, black neck and white band around the head stand out.