Dusky Antbird
Cercomacroides tyrannina

Dusky Babbler
Turdoides tenebrosa

Dusky Broadbill
Corydon sumatranus

Dusky Chlorospingus
Chlorospingus semifuscus

Dusky Crimsonwing
Cryptospiza jacksoni

Dusky Eagle-Owl
Bubo coromandus

Dusky Fulvetta
Schoeniparus brunneus

Dusky Gerygone
Gerygone tenebrosa

Dusky Grasswren
Amytornis purnelli

Dusky Grouse
Dendragapus obscurus

Dusky Indigobird
Vidua funerea

Dusky Lark
Pinarocorys nigricans

Dusky Lory
Pseudeos fuscata

Dusky Munia
Lonchura fuscans

Dusky Nightjar
Antrostomus saturatus

Dusky Parrot
Pionus fuscus

Dusky Pigeon
Patagioenas goodsoni

Dusky Piha
Lipaugus fuscocinereus

Dusky Purpletuft
Iodopleura fusca

Dusky Robin
Melanodryas vittata

Dusky Spinetail
Synallaxis moesta

Dusky Sunbird
Cinnyris fuscus

Dusky Tapaculo
Scytalopus fuscus

Dusky Tetraka
Xanthomixis tenebrosa

Dusky Tit
Melaniparus funereus

Dusky Twinspot
Euschistospiza cinereovinacea

Dusky Warbler
Phylloscopus fuscatus

Dusky-legged Guan
Penelope obscura

Dusky-tailed Canastero
Pseudasthenes humicola

Great Dusky Swift
Cypseloides senex