Dysithamnus leucostictus
The White-streaked Antvireo (Dysithamnus leucostictus) is a captivating neotropical suboscine passerine, measuring approximately 11-12 cm (4.3-4.7 in) in length and weighing 14-16 grams. This species exhibits pronounced sexual dimorphism, making identification a delightful challenge. Males boast dark slate-gray upperparts, a blackish face, and a distinctive white supercilium that is often broken, alongside a white throat heavily streaked with black on the breast and flanks, contrasting with a...
Found primarily in the undershrub and mid-story of humid montane evergreen and cloud forests, often favoring dense thickets and ravines, typically at elevations between 900 and 2,000 meters.
Feeds primarily on insects and other small arthropods, including larvae, which it actively gleans from vegetation.
White-streaked Antvireos are diurnal and generally observed singly or in pairs, though they frequently join mixed-species foraging flocks, which is a hallmark behavior for many antbird species. They are active foragers, gleaning insects and other arthropods from foliage, twigs, and moss-laden bra...
The White-streaked Antvireo is a resident species found exclusively in the northern Andes of South America, with a fragmented distribution. Its range extends from the Andes of western Venezuela, through the Santa Marta Mountains and all three Andean cordilleras of Colombia. Further south, it is p...
Least Concern
- White-streaked Antvireos are frequent members of mixed-species foraging flocks, often associating with other antbirds, tanagers, and warblers, enhancing their foraging success and vigilance against predators. - They exhibit striking sexual dimorphism, with males featuring prominent white streak...