| 1. | Moldenhauer, 61, has journeyed from Alaska to Central America recording bird songs.
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| 2. | The name " Vogelenzang " is Dutch for " bird song ".
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| 3. | He speculated that its language would have sounded somewhat like bird song.
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| 4. | Bird songs are triggered by sensors when delegates walk past certain areas.
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| 5. | He has an unmatched knowledge of Sri Lanka's bird songs and calls.
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| 6. | If the river disappears, bird songs will be silenced in three countries.
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| 7. | Bird songs mingle with the chant of Buddhist monks in village temples.
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| 8. | In 1968 he published " Bird Song : Acoustics and Physiology ".
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| 9. | They imitated bird songs to draw the hunters deeper into the field.
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| 10. | Spycraft abounds with Harmonicas, Bird Songs, Eagle Shields and Photo Docs.
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