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TAIWANIA SCIEScopus

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篇名 The Diet of Besra Sparrowhawk (Accipiter virgatus) in Yangmingshan Area, Northern Taiwan
卷期 49:3、49:3
並列篇名 陽明山地區臺灣松雀鷹(Accipiter virgatus)於繁殖期間之食性探討
作者 黃光瀛林曜松劉小如
頁次 149-158
關鍵字 獵物組成食性臺灣松雀鷹陽明山臺灣Prey compositionFood habitsBesra sparrowhawkAccipiter virgatusYangmingshanTaiwanScopusTSCISCIE
出刊日期 200409

中文摘要

     本研究於1993年至2002年在北臺灣陽明山地區監測了25個臺灣松雀鷹(Accipiter virgatus)的巢,紀錄此種鳥在繁殖期之食性。結果顯示臺灣松雀鷹不論以帶回巢之食物種類、頻律、或生物量而言,鳥類均為其主食。被獵捕的鳥種多在樹冠層、中層、及灌木叢中活動,在地面活動的鳥種相對較少。臺灣松雀鷹的食性相當廣,會隨機捕捉多種獵物,抪性有好節間的轉移,利用隨季節大發生的昆蟲,故食物的組成與食物多樣性指數會隨月份而有差異。

英文摘要

     we monitored 25 Besra Sparrowhawk (Accipiter virgatus) nests form 1993 to 2002 in Yangmingshan, northern Taiwan, to document the prey composition of this species during the breeding season. Results showed that birds were the major prey both in frequency and in biomass. Besra Sparrowhawk preyed more on species active in canopy, mid-layer, and shrubs than on the ground. There were seasonal shifts in prey composition and diet diversity indices. We suggest that Besra Sparrowhawk captured prey opportunistically, capitalizing on seasonally emerging prey species that are abundant and energetically rewarding to catch.

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