LC
Caspian Tern
Hydroprogne caspia
Identify
The bird database
10,825 species profiles with photos, identification notes, voice, range and the best places to see them. Taxonomy follows AviList.
283 birds
LC 
LC
Cetti’s Warbler
Cettia cetti
LC
Cirl Bunting
Emberiza cirlus
LC
Coal Tit
Periparus ater
LC
Collared Flycatcher
Ficedula albicollis
LC
Collared Pratincole
Glareola pratincola
LC
Common Blackbird
Turdus merula
LC
Common Buzzard
Buteo buteo
NE
Common Chiffchaff
Phylloscopus collybita
LC
Common Crane
Grus grus
LC
Common Cuckoo
Cuculus canorus
LC
Common Firecrest
Regulus ignicapilla
LC
Common Goldeneye
Bucephala clangula
LC
Common Grasshopper Warbler
Locustella naevia
LC
Common Greenshank
Tringa nebularia
NE
Common Gull
Larus canus
NE
Common Kestrel
Falco tinnunculus
LC
Common Kingfisher
Alcedo atthis
LC
Common Linnet
Linaria cannabina
LC
Common Merganser
Mergus merganser
LC
Common Moorhen
Gallinula chloropus
LC
Common Nightingale
Luscinia megarhynchos
VU
Common Pochard
Aythya ferina
LC
Common Quail
Coturnix coturnix