紅喉潛鳥(學名:**')是分佈最廣的一種潛鳥,也是潛鳥科最小的成員。主要繁殖於歐亞大陸和加拿大的北極地區,在海岸和大湖地帶過冬,例如中國東部。它們主要在淡水繁殖,但也在海中覓食。
特徵
紅喉潛鳥通常體長55-67釐米,翼寬91-110釐米。繁殖期的成年紅喉潛鳥為灰頭、粗頸、紅喉、白腹、深色翅膀。非繁殖期的羽毛則要暗淡許多。虹膜為紅色。體重在1-1.2千克。鳴聲很大。
食性
和所有潛鳥一樣,以魚類為主要食物,可以潛入7.5米的水中覓食。
參考
- Database entry includes justification for why this species is of least concern
- Ivory, A. 1999. "Gavia stellata" (Online), Animal Diversity Web. Accessed August 06, 2006 [http://animaldiversity.ummz.umich.edu/site/accounts/information/Gavia_stellata.html Gavia stellata] . Database entry includes justification for the ability to take off from land.
- www.borealforest.org [http://www.borealforest.org/world/birds/red_throated_diver.htm Gavia stellata] . Database entry includes justification for the ability to take off from land.
外部連結
- [http://www.birds.cornell.edu/AllAboutBirds/BirdGuide/Red-throated_Loon.html - 康奈爾鳥類學實驗室 - 紅喉潛鳥]
- [http://www.mbr-pwrc.usgs.gov/id/framlst/i0110id.html - USGS - 紅喉潛鳥]
- [https://web.archive.org/web/20070714183226/http://enature.com/fieldguides/detail.asp?recnum=BD0134 - eNature.com - 紅喉潛鳥]
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