Layard's Parakeet (Psittacula calthropae) - photo by Pathmanath Samaraweera, via orientalbirdimages; Found in Sri Lanka. The adult has a bluish-grey head and back, separated by a green collar. There is a broad black chin stripe and the tail is blue tipped yellow. The upper mandible of the male's bill is red and the lower mandible is brown. The female is similar, but has an all black beak and less green on the face than the male. - info from Wikipedia
The Spot-backed Puffbird (Nystalus maculatus) is a species of bird in the Bucconidae family, the puffbirds. It is found in eastern Brazil, eastern Bolivia, Paraguay and northern Argentina. It is found in various open to semi-open habitats, ranging from arid Caatinga to semi-humid woodland along the lower Amazon River.