| 21. | The basal area is olivaceous brown from the costa to the inner margin.
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| 22. | The forewings are silvery drab, tinged with olivaceous.
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| 23. | The species also have an olivaceous to black reverse.
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| 24. | Like most warblers, Eastern Olivaceous is insectivorous.
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| 25. | The olivaceous woodcreeper is a common and widespread bird of forests and other woodlands.
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| 26. | This antpitta has dark olivaceous-gray to olivaceous-brown upperparts and tail.
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| 27. | This antpitta has dark olivaceous-gray to olivaceous-brown upperparts and tail.
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| 28. | Its color pattern is reddish orange, marked in places with white and olivaceous.
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| 29. | It is white with a pale olivaceous periostracum.
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| 30. | Most species are rather plain olivaceous brown above with much yellow to beige below.
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