中研院及國家生技園區的燕群

國家生技園區上空最近常有燕群經過。當中比較高空的是小雨燕,牠們其實是雨燕科的鳥類。而比較低空的則主要是家燕,這些才是燕科的鳥類。

作者:嚴融怡(生圖志工)

中研院常見的四種燕科鳥類以及家燕巢和小雨燕巢的差異。燕科鳥類中除了家燕,也偶見洋燕、東方金腰燕(striolata群,也就是過去習慣稱呼的赤腰燕)、與棕沙燕。其中棕沙燕屬於洞巢鳥,非常仰賴附近河川與湖泊的天然邊坡。小雨燕的土巢經常群聚在高樓的屋簷或高架橋樑的下面。一般騎樓下的碗狀巢則是家燕的巢窩。

引用資料與延伸閱讀:

  1. Sleeping on the wing - Interface Focus
  2. Molecular Phylogenetics and the Diversification of Hummingbirds – Current Biology
  3. Temperature and Rainfall Shape the Breeding Ecology of Barn Swallows Hirundo rustica in an Arid Region -Ecology and Evolution
  4. Signs of climate change impacts on the migration of Barn Swallow Hirundo rustica based on a 130-year time series - Animal Taxonomy and Ecology
  5. Changing Rainfall Drives Locally Asynchronous Reproduction of Tropical Birds via Modular Trophic Pathways -Global Change Biology

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