| Terms for subject Ornithology (75 entries) |
| čaplja | crëyr (crëyr glas) | |
| črna žolna | cnocell ddu | |
| črna žolna | coblyn du | |
| čuk | tylluan fach | |
| škorec | drudwen | |
| škrjanec | ehedydd | |
| šoja | sgrech y coed | |
| štorklja | ciconia | |
| detel | cnocell (cnocell y coed) | |
| divji petelin | grugiar y coed | |
| fazan | ffesant | |
| galeb | gwylan (y gweunydd) | |
| golob | colomen | |
| golob | ysguthan | |
| gos | gŵydd | |
| grlica | turtur | |
| jastreb | fultur | |
| jastreb | fwltur | |
| jerebica | petrisen | |
| kanja | bwncath |