Amethyst-throated sunangel
The Yellow-bellied "pitajo" (Ochthoeca diadema) is a species of bird in the order Passeriformes and Tyrannidae family. It measures 12.2 cm (4.7 inches) in length. It has a thick, short, thin beak. In general it is olive with a yellow ocher in front and a long yellow eyebrow. It has wings of dark color and a tail with two bars reddish. It is found mainly in Colombia, Ecuador, Peru and Venezuela. It feeds two in two apart and hunt near the ground in the foliage..
Taken from: Wikipedia.
Otras referencias:, Venezuelan information system of Biological Diversity.