我想野外的观察经验对鸥科辨识是非常重要的。

I think experience in the field is very important with gulls .

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梅赛德斯CEO蔡澈和其F1车队车手尼科·罗斯伯格以及迈克尔·舒马赫（从右至左），在日内瓦车展上梅赛德斯发布了新款的F1官方用车——一辆Mercedes SLS鸥翼跑车

Mercedes CEO Dieter Zetsche and his formula 1 drivers Nico Rosberg and Michael Schumacher from right, present the new Formula One safety car - a gull-wing Mercedes SLS - at the Geneva Motor Show

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形目科几种鸥形海鸟。

A bird of the order Passeriformes.

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形目科几种鸥形海鸟。

A bird of the order Passeriformes.

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