潜鸭
- diving duck;pochard
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生态环境保护者们已迈出了他们保护世界稀有鸭&马达加斯加红头潜鸭的第一步。
Conservationists have taken the first step in their quest to save the world 's rarest duck-the Madagascar pochard .
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拯救世界上最珍惜鸟类马达加斯加潜鸭的任务似乎已经取得成功。
A rescue mission to save one of the world 's rarest birds , the Madagascar Pochard , seems to have succeeded .
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其中,风头潜鸭(Aythyafuligula)、红嘴鸥(Larusridibundus)、黑腹滨鹬(Calidrisalpina)和白鹭(Egrettagarzetta)为优势种,其数量之和占总数量的76%。
The dominant species were Tufted Duck ( Aythya fuligula ), Black-headed Gull ( Larus ridibundus ), Dunlin ( Calidris alpina ) and Little Egret ( Egretta garzetta ), and the individual number of these 4 species occupied 76 % of the total individual number .
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红头潜鸭在二十世纪九十年代末被认为已灭绝。
The pochards were believed to be extinct in the late1990s .
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北美洲的潜鸭,灰黑色身体和红褐色头。
North American diving duck with a gray-and-black body and reddish-brown head .
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蓝灰色嘴的北美洲潜鸭。
Diving ducks of North America having a bluish-gray bill .
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东半球身体笨重的潜鸭,灰黑色羽毛和浅红色的头。
Heavy-bodied Old World diving duck having a gray-and-black body and reddish head .
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北美洲的大型斑背潜鸭,雄性的羽冠为偏绿的五彩色。
Large scaup of North America having a greenish iridescence on the head of the male .
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在克服了恶劣的天气和疾病的阻碍后,一组人员成功地为红头潜鸭安置了一套小型饲育设备。
After being hampered by harsh weather and illness , a team successfully set up a small rearing facility for the ducks .
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除鸟类外,南生围内亦有不同种类的植物及生物,如赤桉树、芦苇、红头潜鸭、青头潜鸭及招潮蟹等等。
In addition to bird , the Nam Sang Wai also different types of plants and organisms such as red eucalyptus , reed , red head diving duck , blue duck and fiddler crabs , and so the first potential .