This is the 10151st most frequent Japanese word.
野鳥
Wild bird.
In this sentence, '野鳥' is used to refer to 'wild birds' specifically as the subject being observed.
公園で美しい野鳥を観察しました。
I observed beautiful wild birds in the park.
Here, '野鳥' emphasizes the distinctiveness or rarity of wild birds in a specific region.
この地域では珍しい野鳥を見ることができます。
You can see rare wild birds in this region.
In this context, '野鳥' is associated with experiencing natural phenomena like bird songs during a specific season.