"2018"^^ . "Guille, K. 2018. Une Bergeronnette printani\u00E8re orientale Motacilla flava gr. tschutschensis en 2016 \u00E0 Ouessant: premi\u00E8re mention pour la France. Ornithos, 25(6): 392-396." . . "On 29th October 2016, a first winter Yellow Wagtail showing a grey-and white plumage and uttering flight calls typical of the eastern subspecies was recorded and photographed on the island of Ouessant, Brittany. A description is given, including photographs and sonograms of flight calls. This constitutes the first documented occurrence of an Eastern Yellow Wagtail (tschutschensis group) in France." . "On 29th October 2016, a first winter Yellow Wagtail showing a grey-and white plumage and uttering flight calls typical of the eastern subspecies was recorded and photographed on the island of Ouessant, Brittany. A description is given, including photographs and sonograms of flight calls. This constitutes the first documented occurrence of an Eastern Yellow Wagtail (tschutschensis group) in France." . "2018"^^ . "Guille (2018)" . "Guille (2018)" . . .