Citrine Wagtail Motacilla citreola, Zeewolde, 19 July 2010 (Roy Slaterus): sound-recording

Ripping witsrp - also given on ground
Fine shark's teeth modulations
First harmonic clearly visible at close range 
Fundamental 1.7-8.3 kHz; 0.16 sec 



Citrine Wagtail Motacilla citreola, Zeewolde, 19 July 2010 (Roy Slaterus): sound-recording

Another example by same bird as above
Shape slightly different
Fundamental 2.3-8.4 kHz; 0.16 sec


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