| Terms for subject Ornithology (77 entries) |
| Accipiter gentilis | gwazsparfell | |
| Accipiter nisus | sparfell c’hlas | |
| Alauda (arvensis …) | alc'hweder | |
| Anas platyrhynchos | houad-korz | |
| Anas platyrhynchos (domesticus) | houad | |
| Anser anser | gwaz louet | |
| Anser anser (domesticus) | gwaz | |
| Aquila (chrysaetos…) | erer | |
| Ardea (cinerea…) | kerc'heiz | |
| Asio otus | toud penn-kazh | |
| Athene noctua | kaouenn vihan | |
| Bubo bubo | toud meur | |
| Buteo buteo | baou | |
| Ciconia (ciconia…) | c’hwibon | |
| Columba (livia, palumbus …) | dube | |
| Columba livia | dubet | |
| Corvus corax | marc’hvran | |
| Corvus corone | bran louet | |
| Corvus monedula | kavan-tour | |
| Coturnix coturnix | koailh |