Large, dark hummingbird found in cloud forest along the east slope of the Andes. Ranges from far southern Colombia south to northern Peru. Male has large blue patch on throat and breast, and a glittering green crown. Female has gray underparts; she is similar to Gray-breasted Sabrewing but has narrower white tail tips. Also note white spot behind eye. Infrequently encountered, though does visit feeders in some areas.