• D'Arnaud's BarbetTrachyphonus darnaudii
• d'Orbigny's Chat-TyrantOchthoeca oenanthoides
• Darjeeling WoodpeckerDendrocopos darjellensis
• Dark Hawk-CuckooHierococcyx bocki
• Dark NewtoniaNewtonia amphichroa
• Dark PeweeContopus lugubris
• Dark-backed Imperial-PigeonDucula lacernulata
• Dark-backed WeaverPloceus bicolor
• Dark-backed Wood-QuailOdontophorus melanonotus
• Dark-bellied CinclodesCinclodes patagonicus
• Dark-billed CuckooCoccyzus melacoryphus
• Dark-breasted RosefinchProcarduelis nipalensis
• Dark-breasted SpinetailSynallaxis albigularis
• Dark-eyed JuncoJunco hyemalis
• Dark-fronted BabblerDumetia atriceps
• Dark-necked TailorbirdOrthotomus atrogularis
• Dark-sided FlycatcherMuscicapa sibirica
• Dark-throated OrioleOriolus xanthonotus
• Dark-throated SeedeaterSporophila ruficollis
• Dark-winged TrumpeterPsophia viridis
• Dartford WarblerCurruca undata
• Darwin's NothuraNothura darwinii
• Daurian RedstartPhoenicurus auroreus
• Daurian StarlingAgropsar sturninus
• Davison's Leaf WarblerPhylloscopus intensior
• Dead Sea SparrowPasser moabiticus
• Deep-blue FlowerpiercerDiglossa glauca
• Delicate PriniaPrinia lepida
• Demoiselle CraneAnthropoides virgo
• Des Murs's WiretailSylviorthorhynchus desmursii
• Desert CisticolaCisticola aridulus
• Desert FinchRhodospiza obsoleta
• Desert LarkAmmomanes deserti
• Desert OwlStrix hadorami
• Desert SparrowPasser simplex
• Desert WheatearOenanthe deserti
• Diademed Sandpiper-PloverPhegornis mitchellii
• Diademed TanagerStephanophorus diadematus
• Diademed TapaculoScytalopus schulenbergi
• Diamantina TapaculoScytalopus diamantinensis
• Diard's TrogonHarpactes diardii
• DickcisselSpiza americana
• Dideric CuckooChrysococcyx caprius
• Dimorphic FantailRhipidura brachyrhyncha
• Dinelli's DoraditoPseudocolopteryx dinelliana
• Diuca FinchDiuca diuca
• Doherty's BushshrikeTelophorus dohertyi
• DollarbirdEurystomus orientalis
• Dolphin GullLeucophaeus scoresbii
• Dot-backed AntbirdHylophylax punctulatus
• Dot-fronted WoodpeckerDryobates frontalis
• Dot-winged AntwrenMicrorhopias quixensis
• Dotted TanagerIxothraupis varia
• Double-banded Pygmy-TyrantLophotriccus vitiosus
• Double-barred FinchStizoptera bichenovii
• Double-collared SeedeaterSporophila caerulescens
• Double-crested CormorantNannopterum auritum
• Double-spurred SpurfowlPternistis bicalcaratus
• Double-toothed KiteHarpagus bidentatus
• Downy WoodpeckerDryobates pubescens
• Drab SeedeaterSporophila simplex
• Drab Water TyrantOchthornis littoralis
• Drab WhistlerPachycephala griseonota
• Drab-breasted Pygmy-TyrantHemitriccus diops
• Drakensberg PriniaPrinia hypoxantha
• Duetting Giant-HoneyeaterGymnomyza brunneirostris
• Dugand's AntwrenHerpsilochmus dugandi
• Duida WoodcreeperLepidocolaptes duidae
• Dull-capped AttilaAttila bolivianus
• Dull-colored GrassquitAsemospiza obscura
• Dull-mantled AntbirdSipia laemosticta
• DunlinCalidris alpina
• DunnockPrunella modularis
• Dupont's LarkChersophilus duponti
• Dusky AntbirdCercomacroides tyrannina
• Dusky BroadbillCorydon sumatranus
• Dusky ChlorospingusChlorospingus semifuscus
• Dusky Crag-MartinPtyonoprogne concolor
• Dusky FlycatcherEmpidonax oberholseri
• Dusky FulvettaSchoeniparus brunneus
• Dusky GrouseDendragapus obscurus
• Dusky IndigobirdVidua funerea
• Dusky Long-tailed CuckooCercococcyx mechowi
• Dusky MegapodeMegapodius freycinet
• Dusky MoorhenGallinula tenebrosa
• Dusky MyzomelaMyzomela obscura
• Dusky NightjarAntrostomus saturatus
• Dusky ParrotPionus fuscus
• Dusky PigeonPatagioenas goodsoni
• Dusky PihaLipaugus fuscocinereus
• Dusky RobinMelanodryas vittata
• Dusky SpinetailSynallaxis moesta
• Dusky SunbirdCinnyris fuscus
• Dusky TapaculoScytalopus fuscus
• Dusky ThrushTurdus eunomus
• Dusky TitMelaniparus funereus
• Dusky Turtle-DoveStreptopelia lugens
• Dusky WarblerPhylloscopus fuscatus
• Dusky WoodswallowArtamus cyanopterus
• Dusky-billed ParrotletForpus modestus
• Dusky-capped FlycatcherMyiarchus tuberculifer
• Dusky-capped GreenletPachysylvia hypoxantha
• Dusky-capped WoodcreeperLepidocolaptes fuscicapillus
• Dusky-cheeked Foliage-gleanerAnabazenops dorsalis
• Dusky-chested FlycatcherMyiozetetes luteiventris
• Dusky-faced TanagerMitrospingus cassinii
• Dusky-green OropendolaPsarocolius atrovirens
• Dusky-headed BrushfinchAtlapetes fuscoolivaceus
• Dusky-headed ParakeetAratinga weddellii
• Dusky-legged GuanPenelope obscura
• Dusky-tailed AntbirdDrymophila malura
• Dusky-tailed CanasteroPseudasthenes humicola
• Dusky-tailed FlatbillRamphotrigon fuscicauda
• Dusky-throated AntshrikeThamnomanes ardesiacus
• Dusky-throated HermitPhaethornis squalidus
• Dwarf JayCyanolyca nanus
• Dwarf Tyrant-ManakinTyranneutes stolzmanni
• Dwarf VireoVireo nelsoni