| 31. | Other times, it was so quiet you could hear crickets chirping.
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| 32. | Gates said, surveying 30, 000 chirping, bouncing yellow chicks.
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| 33. | The chirping is done by the males to attract females.
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| 34. | The chirping of the familiar " coquies " is prominent after nightfall.
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| 35. | A general description of chirping appears elsewhere in this article.
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| 36. | Additionally, infants reduce their prototype chirping in the presence of predators.
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| 37. | Concave-eared torrent frogs have been recorded chirping at 128 kHz.
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| 38. | Rudolph supplied the chirping birds from a sound effects reel.
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| 39. | It opens with crickets chirping and a synthesizer-like guitar progression.
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| 40. | Frankenturrets can not speak and can only produce chirping noises.
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