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complicated:sound,
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natural:sound,
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natural:entity,
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stereotyped:behavior,
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vocal:signal,
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concrete:sound,
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sexual:signal,
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traditional:sound,
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acoustic:signal,
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complex:behavior,
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complex:signal,
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pleasant:sound,
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animal:sound,
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dead:ballad,
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beautiful:ballad,
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everyday:sound,
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transient:sound,
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essential:sound,
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environmental:noise,
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seasonal:behavior,
Category Nuances for bird_song:
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complicated,
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natural,
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acoustic,
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pleasant,
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vocal,
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dead,
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stereotyped,
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sexual,
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complex,
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animal,
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environmental,
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beautiful,
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concrete,
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everyday,
-
essential,
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traditional,
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transient,
-
seasonal,
Simple Categories for bird_song: