We observed the blue neckband 174P on the Bewick Swan (Cygnus columbianus). It preyed with other 188 bewick swans, 45 whooper swans, 18 mute swans. This swan become to dutch project. It has been observed here since 04.03.2008
fot. Zbigniew Kajzer
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This day read another Bewick Swan (Cygnus columbianus), the yellow plastic ring 489 (english project).
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