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In mixed tropical deciduous habitat , 28 bird species were observed , and helmeted friarbird ( " Philemon buceroides " ) , green imperial pigeon ( " Ducula aenea " ) , and lemon-bellied white-eye ( " Zosterops chloris " ) were the most common .
 helmeted friarbird, lemon-bellied white-eye
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Answer:
 helmeted friarbird, lemon-bellied white-eye