Otus scops - Scops owl - Assiolo

Otus scops

RECORDING 1
DATE/TIME: 2/june/2003 (10 p.m.) - IDENTIFICATION AND BEHAVIOUR: the bird was perched (not seen) on a big oak and was responding to another far scops owl (circled blue in the spectrogram). Zone with cultivated fields and scattered trees, near a wood. - POSITION: Poderone near Magliano in Toscana, LAT. N. 4236'/LONG. E 1116' - ALTITUDE: +130 m. - VOCALIZATION TYPE: typical "pew" call (territorial call). - SEX/AGE: unknown - COMMENT: note that the detection of harmonics by the spectrogram can be greatly influenced by distance and obstacles (particularly leaves and branches) - MIC: (U)

RECORDING 2
DATE/TIME: 7/july/2003 (11.30 p.m.) - IDENTIFICATION AND BEHAVIOUR: the bird was perched (not seen) on a big oak, 150 m. far from that of Recording 1 (probably an adiacent territory). Habitat as above. - POSITION: Poderone near Magliano in Toscana, LAT. N. 4236'/LONG. E 1116' - ALTITUDE: +130 m. - VOCALIZATION TYPE: territorial call. It was responding to another far Scops owl. - SEX/AGE: unknown - COMMENT: striking differece with Recording 1! The harmonics component are more marked, the dominant frequency is higher and differently modulated. - MIC: (U)

RECORDING 3
DATE/TIME: 22/june/2003 (10 p.m.) - IDENTIFICATION AND BEHAVIOUR: the bird was perched (not seen) on a big oak, the same of Recording 2. Habitat as above. - POSITION: Poderone near Magliano in Toscana, LAT. N. 4236'/LONG. E 1116' - ALTITUDE: +130 m. - VOCALIZATION TYPE: territorial call. - SEX/AGE: unknown - COMMENT: this call differs from the other two presented above. This doesn't seem the same bird of Recording 2, although it calls from the same tree. The high pitch of the dominant frequency suggests a female call. - MIC: (U)

RECORDING 4
DATE/TIME: 22/june/2003 (10.10 p.m.) - IDENTIFICATION AND BEHAVIOUR: the bird was perched (not seen) in an oak copse, at the border of cultivated fields. It was 100 m apart from the perch of Recording 3. - POSITION: Poderone near Magliano in Toscana, LAT. N. 4236'/LONG. E 1116' - ALTITUDE: +130 m. - VOCALIZATION TYPE: territorial call. - SEX/AGE: unknown - COMMENT: Note that this Scops owl utters two slightly different syllables in the same call bout. - MIC: (U)

RECORDING 5
DATE/TIME: 27/april/2004 (10 p.m.) - IDENTIFICATION AND BEHAVIOUR: the bird was perched (not seen) on a big oak tree in a vineyard. - POSITION: Poderone near Magliano in Toscana, LAT. N. 4236'/LONG. E 1116' - ALTITUDE: +90 m. - VOCALIZATION TYPE: territorial call. - SEX/AGE: unknown - COMMENT: Maybe a male call: note a lower dominant frequency than those of Recording 3 and Recording 4. - MIC: (A)


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