Spanish Sparrow Passer hispaniolensis, Ponta da Erva, Portugal, 16 January 2011 (Roy Slaterus): sound-recording

Soft chuvit
Harmonics clearly visible 
Mainly 1.2-6.3 kHz; 0.15 sec
Average 1.1-6.2 kHz; 0.15 sec (n=2)



Spanish Sparrow Passer hispaniolensis, Ponta da Erva, Portugal, 16 January 2011 (Roy Slaterus): sound-recording

Similar call as above from greater distance 
Mainly 1.1-6.1 kHz; 0.15 sec 


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