| Terms for subject Ornithology (63 entries) |
| bultúr | buitre (buitre común/leonado) | |
| capall coille | gallo silvestre | |
| capall coille | urogallo | |
| caróg dubh | corneja | |
| ceann cait | búho chico | |
| cearc | gallina | |
| cearc | pollo | |
| circín starraiceach | alondra (alondra común) | |
| clamhán | buharro | |
| cnagaire | pico | |
| cnagaire dubh | pito negro | |
| cnagaire glas | pito real | |
| colm | paloma | |
| colm aille | paloma bravía | |
| colmán | paloma | |
| colu'r aille | paloma bravía | |
| colúr | paloma | |
| corr | garza (garza real) | |
| cuach | cuco | |
| cág | grajilla |