n.長(zhǎng)尾鳧；尖尾鴨

Lesser Scaup Aythya affinis, Northern Pintail Anas acuta, and several sea ducks are showing troubling declines, but most geese are increasing dramatically and many ducks have held steady. 一些鳥類如針尾鴨和海鴨等的數(shù)量仍然在下降，但是大多數(shù)雁類的數(shù)量都有了明顯增加，很多鴨子的數(shù)量也保持穩(wěn)定。

bundled pintail speculum feather 尖尾鴨翠扎把

bundled pintail stiff black scapular 硬小灣扎把

White-bellied Pintail Green Pigeon 白腹針尾綠鳩

Yellow-bellied Pintail Green Pigeon 黃腹針尾綠鳩

The common, or northern, pintail (A. acuta), widespread in the Northern Hemisphere, is a long-distance flier; 飛行迅速，是受歡迎的獵禽。