Order Passeriformes 5 species in 1 genus Size: Between 15 and 20 cm. Distribution: Nearctic, Neotropical, Palearctic and Oriental Regions. Habitat: Clean running water, generally in high and medium course of rivers. Feeding: Mainly aquatic larvae, also molluscs, crustaceans, small fish and amphibians. Breeding: Close chamber with a front entrance, built with vegetal material and placed in the riverside. 4-6 eggs. Incubation around 15 days. Nestling period 20-25 days. Threat status: 1 threatened species (Vulnerable). [+info]