| Terms for subject Ornithology (172 entries) |
| alpkaja | belatxinga moko hori | |
| and | basahate | |
| anka | basahate | |
| berguv | hontz handi | |
| duva | uso | |
| duvhök | aztore | |
| falk (pilgrimsfalk) | belatz handi | |
| fasan | faisai | |
| gam (gåsgam) | sai arre | |
| gräsand | etxe-ahate | |
| grågås | antzara hankagorrizta | |
| gröngöling | okil berde | |
| gås | antzara | |
| gök | kuku | |
| hackspett | piziformeak | |
| hornuggla | hontz ertain | |
| häger (gråhäger) | koartza | |
| höna (värphöna) | oilasko | |
| höna (värphöna) | oilo | |
| kaja | bele txiki |