| Terms for subject Ornithology (60 entries) |
| bultúr | grib (gåsegrib) | |
| capall coille | tjur | |
| caróg dubh | krage | |
| ceann cait | skovhornugle | |
| cearc | høne | |
| circín starraiceach | lærke (sanglærke) | |
| clamhán | musvåge | |
| cnagaire | spætte | |
| cnagaire dubh | sortspætte | |
| cnagaire glas | grønspætte | |
| colm | due | |
| colm aille | klippedue | |
| colmán | due | |
| colu'r aille | klippedue | |
| colúr | due | |
| corr | hejre (fiskehejre) | |
| cuach | gøg | |
| cág | allike | |
| druid | stær | |
| eala | svane |