This is the 2390th most frequent Turkish word.
görülür
"Seen" or "visible."
In this sentence, 'görülür' describes that bird species are seen or observed, emphasizing their presence.
Bölgede birçok farklı kuş türü görülür.
Many different bird species are observed in the region.
The word 'görülür' here is used to convey that details about the event can be found or are observed in the book.
Bu olay kitapta detaylı bir şekilde görülür.
This event is seen in detail in the book.
Here 'görülür' is used in a passive voice to indicate that the rainbow is being observed.