Titirijí gorjinegro

The black-throated tody-tyrant (Hemitriccus granadensis) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is found in Bolivia, Colombia, Ecuador, Peru, and Venezuela. == Taxonomy and systematics == The black-throated tody-tyrant has a complicated taxonomic history. It was originally described in 1843 as Todirostrum granadense. During the twentieth century it was successively placed in genera Euscarthmornis and Idiotilon, both of which were later merged into Hemitriccus. The black-throated tody-tyrant has these seven subspecies: H. g. lehmanni (Meyer de Schauensee, 1945) H. g. intensus (Phelps, WH & Phelps, WH Jr, 1952) H. g. federalis (Phelps, WH & Phelps, WH Jr, 1950) H. g. andinus (Todd, 1952) H. g. granadensis (Hartlaub, 1843) H. g. pyrrhops (Cabanis, 1874) H. g. caesius (Carriker, 1932) Some authors have suggested that more than one full species is represented within these seven taxa. == Description == The black-throated tody-tyrant is 8.5 to 11 cm (3.3 to 4.3 in) long and weighs 6.5 to 8.5 g (0.23 to 0.30 oz). The sexes have the same plumage. Adults of the nominate subspecies H. g. granadensis have a dark olive crown. Their lores and wide eye-ring are whitish and their ear coverts grayish olive. Their back…