Order Passeriformes 24 species in 1 genera Size: Between 10.5 cm (Brown-headed Nuthatch, Sitta pusilla and 19.5 cm (Giant Nuthatch, Sitta magna). Distribution: Nearctic, Palearctic and Oriental regions. Sedentary, only short dispersive movements of juveniles. Habitat: Forestal. Two species inhabit cliffs and other rocky areas. Feeding: Mainly insectivorous, they include seeds in the diet. Breeding: They nest in existing or, in a minority of cases, self-built cavities. 4-8 eggs. Incubation around 13-18 days. Threat status: 5 threatened species (2 Endangered and 3 Vulnerable). [+info]