...Call constantly chirrup as they fly... 
Frank M. Chapman 「Color Key to North American Birds」
...It utters a cheerful chirrup...
Douglas Dewar 「Birds of the Indian Hills」
...As I moved away, the parent birdhopped about uneasily in a neighbouring tree, uttering its monotonousand unmusical chirrup, but molested me no further...
Rev. C. A. Johns 「British Birds in their Haunts」
...Not a breath of air stirred the weeping grey-green foliageof the gums; nor was there any bird-life to rustle the leaves, or peck,or chirrup...
Henry Handel Richardson 「Australia Felix」
...We have not seen a bird, nor heard the chirrup of any to disturbthe gloomy silence of the dark and dismal forest—thus plainly indicatingthe absence of water in and about this country...
John McDouall Stuart 「Explorations in Australia, The Journals of John McDouall Stuart」
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injections tabulation phone
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