Herpsilochmus atricapillus Pelzeln, 1868. OTHER COMMON NAMES
English: Bahia antwren, creamy-bellied antwren, pileated antwren; French: Grisin mitré; German: Schwarzkopf-Ameisenfänger; Spanish: Tiluchí de Cabeza Negra.
East-central South America in Brazil, eastern Bolivia, Paraguay, and northwestern Argentina.
Up to 3,600 ft (1,100 m) in humid tropical forest and woodlands.
Nonmigratory pairs defend a breeding territory. Both sexes sing an accelerating trilled song; males often echoed by females. Tail rapidly vibrates while singing.
FEEDING ECOLOGY AND DIET
Gleans insects and other arthropods from dense foliage throughout the canopy.
Monogamous pairs bond for life, typically lay two eggs, and share incubation and care of nestlings and fledglings.
Not threatened. Widespread and locally abundant.
SIGNIFICANCE TO HUMANS
No direct significance, except for the indirect economic benefits of bird-watching and ecotourism. ♦
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