灰頭鷗 的英文怎麼說
中文拼音 [huītóuōu]
灰頭鷗
英文
gray-headed gull-
Adult winter heuglin ' s gull : note dark saddle, head streaking typically restricted to nape and “ collar ”, bright yellow legs ( which usually become a much duller yellow mid - winter ) and old primaries lacking white tips
灰林銀鷗成鳥冬羽：注意其鞍部羽色暗灰、頭部縱紋一般僅限於后頸及領部、腳鮮黃色（在冬季中期會變得較暗黃色） 、而且初級飛羽舊羽沒有白色羽尖。Mongolian gull : pale upperside, clear contrast between black primaries and pale blue - grey upperwing, strikingly white head, typically two quite large mirrors on p10 and p9
蒙古銀鷗:淡色的上翼面，黑色初級飛羽和淡藍灰色上翼面間明顯的對比，顯著的白色頭部，典型地在p10及p9上有二個相當大的翼鏡Vega gull : pale upperside, clear contrast between black primaries and pale grey upperwing, dirty head ( may be almost hooded, with very heavy, wide, blob - shaped brownish marks ), more rounded wing, some have bright raspberry - pink legs
織女銀鷗:淡色上翼面，黑色初級飛羽和淡灰上翼面間明顯的對比，污色的頭部（可能幾乎罩住頭頂，非常深，寬，點狀的棕色斑點） ，比較圓弧的翅膀，有些有明亮的覆盆子般粉紅的腳This one mongolian with white head, strong contrast between primaries and pale grey of upperwing and seven black - marked primaries
這只蒙古銀鷗有白色的頭部，初級飛羽和上翼面的淡灰色間的強烈對比，以及七枚帶黑色的初級飛羽The bill is too slender and weak for ring - billed, its mantle is far too dark mid - grey and its head shape too smooth and rounded ( more angular in ring - billed, suggesting a bigger gull )
對環頸鷗來說，問題鳥的嘴部太細太薄，鞍部在中灰色中太偏暗色，而且頭形太過平滑呈圓形（環頸鷗應較呈角形，暗示為較大型的鷗鳥） 。分享友人