This is the 1279th most frequent Turkish word.
bölgelere
"To the regions" or "to the areas."
In this sentence, 'bölgelere' is used as a dative plural noun referring to different areas or regions towards which the birds migrate.
Kuzeydeki bölgelere göç eden birçok kuş türü bulunmaktadır.
There are many bird species that migrate to the regions in the north.
Here, 'bölgelere' is again a dative plural noun indicating the target regions being provided with the support.
Yerel yönetim, turizmi geliştirmek amacıyla bölgelere altyapı desteği sağlıyor.
The local administration is providing infrastructure support to regions to promote tourism.
In this case, 'bölgelere' is used with the dependency 'göre' to denote criterion or relativity with respect to regions.