DENR Region 3 Official
Biak-na-Bato
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A historical, ecological and archaeological destination in the Province of Bulacan.
Gallery
Brown shrike
Scale-feathered malkoha
Rufous Coucal
Red-crested Malkoha
Philippine-coucal-scaled
Philippine coucal
Philippine bulbul
Yellow-vented Bulbul
Grey Wagtail
Elegant tit
Brahminy Kite
