There are six species of
bird
Birds are a group of warm-blooded vertebrates constituting the class (biology), class Aves (), characterised by feathers, toothless beaked jaws, the Oviparity, laying of Eggshell, hard-shelled eggs, a high Metabolism, metabolic rate, a fou ...
named northern golden bulbul that were split into distinct species:
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Sangihe golden bulbul, ''Hypsipetes platenae''
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Togian golden bulbul, ''Hypsipetes aureus''
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Banggai golden bulbul, ''Hypsipetes harterti''
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Sula golden bulbul, ''Hypsipetes longirostris''
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Halmahera golden bulbul, ''Hypsipetes chloris''
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Obi golden bulbul, ''Hypsipetes lucasi''
{{Animal common name
Birds by common name