Mystery owl call spectrogram
10 kHz 7 kHz 4 kHz 0
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0:00 / 0:24
Lingshan, Beijing · 24 April 2026 · 04:00
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An unidentified pulsed call recorded at 04:00 on 24 April. The call structure resembles a small owl, but the pulse rate and dominant frequency do not match any confirmed species in the Lingshan area. It remains unidentified.