| grey-breasted wood wren | Einsiedlerzaunkönig |
| grey-breasted woodpecker | Graukehlspecht |
| grey-brown podzolic soil | Parabraunerde |
| grey-brown white-eye | Kittlitzbrillenvogel |
| grey-capped cuckoo | Lansbergkuckuck |
| grey-capped flycatcher | Grauscheiteltyrann |
| grey-capped greenfinch | Chinagrünling |
| grey-capped hemispingus | Graukappenhemispingus |
| grey-capped tyrannulet | Graukappen-Fliegenstecher |
| grey-capped warbler | Emnie |
| grey-capped woodpecker | Grauscheitelspecht |
| grey-cheeked bearded bulbul | Grauwangenbülbül |
| grey-cheeked flycatcher warbler | Grauwangen-Laubsänger |
| grey-cheeked flying squirrel | Grauwangen-Gleithörnchen |
| grey-cheeked fulvetta | Grauwangenalcippe |
| grey-cheeked hornbill | Grauwangen-Hornvogel |
| Grey-cheeked Mangabey | Schwarzmangaben |
| grey-cheeked nunlet | Grauwangen-Faulvogel |
| grey-cheeked parakeet | Feuerflügelsittich |
| grey-cheeked thrush | Grauwangendrossel |
| grey-cheeked warbler | Grauwangen-Laubsänger |
| grey-chested greenlet | Graunackenvireo |
| grey-chested jungle flycatcher | Graubrust-Dschungelschnäpper |
| grey-chested thrush babbler | Graubrust-Drosseltimalie |
| grey-chinned hermit | Graukinneremit |
| grey-clad | grau gekleidet |
| grey-collared becard | Glanzkopfbekarde |
| grey-collared oriole | Forstenpirol |
| grey-crested finch | Grauhauben-Zwergkardinal |
| grey-crested helmetshrike | Grauschopf-Brillenwürger |
| grey-crowned babbler | Grauscheitelsäbler |
| grey-crowned flycatcher | Schieferkopf-Breitschnabel |
| grey-crowned greenbul | Grauscheitelbülbül |
| grey-crowned negro finch | Graunackenschwärzling |
| grey-crowned oxylabes | Grauscheitelfoditany |
| grey-crowned palm tanager | Grauscheitel-Palmtangare |
| grey-crowned parrotbill | Przewalskipapageimeise |
| grey-crowned woodpecker | Graukappenspecht |
| grey-crowned yellowthroat | Wiesengelbkehlchen |
| grey-eyed bulbul | Grauaugenbülbül |
