Hemitriccus diops
The Drab-breasted Bamboo Tyrant (Hemitriccus diops) is a diminutive and often elusive Neotropical passerine, measuring approximately 10-11 cm in length and weighing a mere 6-7 grams. Its plumage is characterized by olive-green upperparts, a drab grayish-white throat and breast, and a subtle yellowish wash on the belly, living up to its common name. A distinctive pale eye-ring contrasts with its dark eyes, serving as a key field mark for identification amidst its often dense bamboo habitat. Be...
Found primarily in the dense understory of subtropical and tropical moist lowland and montane forests, with a strong preference for bamboo thickets, particularly those dominated by Chusquea and Guadua species. It inhabits elevations ranging from sea level up to approximately 1,800 meters.
The Drab-breasted Bamboo Tyrant is primarily insectivorous, feeding on small arthropods, which it obtains through gleaning and snatching from vegetation.
This diurnal species typically forages alone or in pairs, though it may occasionally join mixed-species flocks, often staying at low to middle levels within the dense bamboo. Its foraging strategy involves active sally-gleaning and snatch-gleaning, darting out from a perch to capture small insect...
The Drab-breasted Bamboo Tyrant is a resident species found exclusively in southeastern South America. Its breeding and year-round distribution spans across southeastern Brazil, from Minas Gerais south through Rio Grande do Sul, extending into eastern Paraguay, and northeastern Argentina, specifi...
Least Concern
- The 'drab-breasted' part of its name perfectly describes its muted grayish-white underparts, a key feature distinguishing it from more colorful relatives. - It's one of many 'bamboo-tyrants' in the Hemitriccus genus, a group of birds highly specialized for life within dense bamboo thickets. - D...