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Please note that the eyes are always parallel to the ground:
For further information read: Head Orientation in Flight of Common Swift Apus apus Osprey 4: 35
The following little movie made by Ludovic shows a 180° rotation of the Common Swift in flight. Flight - movie (mpeg file, 263 KB) With kind permission of Ludovic. Mit freundlicher Genehmigung von Ludovic. Уз љубазну дозволу г. Лудовица Uz ljubaznu dozvolu g. Ludovica
Published with kind permission of (c) Raymond De Smet |
Commonswift Worldwide © Ulrich Tigges
Apus apus, Swifts, Commonswift, gierzwaluw, vencejo comun, sis hachomot, סיס החומות, Црна чиопа, Kara Sağan, Čiopa, ciopa, chyorny strizh, Gierzwaluw (Apus apus), Vencejo común, Черный Стриж, Martinet noir, Rondone comune, rondoni, åtactara, السمامة, Mauersegler, Apuslife
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