頁籤選單縮合
題 名 | 金門地區戴勝(Upupa epops)的繁殖生態研究=The Reproductive Ecology of Hoopoe (Upupa epops) on Kinmen Island |
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作 者 | 劉小如; 詹仕凡; 胡文寅; 許育誠; | 書刊名 | 國家公園學報 |
卷 期 | 20:3 2010.09[民99.09] |
頁 次 | 頁34-44 |
分類號 | 388.892 |
關鍵詞 | 戴勝; 繁殖生態; 性別鑑定; Hoopoe; Breeding biology; Sex identification; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究旨在探討金門本島戴勝的繁殖生態。內容包括記錄戴勝巢位在島上的分布狀況、分析影響戴勝巢位分布的空間因子、記錄繁殖期間的各項行為、並探討幼鳥的性別比例。調查發現:戴勝巢位遍佈金門多數村落。巢洞則都位在人類活動所形成的洞穴中,以古厝、農舍和工具間中的縫隙為主。每對戴勝平均每窩產6.3 ± 1.9顆蛋,但至幼鳥約三週齡時每窩只剩下2.5 ± 1.3隻幼鳥。雌鳥在產下第一顆蛋後就開始孵蛋,繁殖期間雄鳥會負責提供雌鳥和幼鳥食物。成鳥帶回的食物以蟲蛹、甲蟲幼蟲和螻蛄為大宗,分別佔了可辨識種類食物的43.1%、29.6%和23.2%。2006年繁殖出的幼鳥雌性顯著多於雄性,但2007年的幼鳥性別比例則無此差異。分析戴勝巢位的空間分布,發現戴勝巢位出現的機率與房舍面積及道路面積呈正相關,和林地面積則呈負相關,顯示戴勝在金門地區的繁殖需求與當地居民的活動有密切的關係。 |
英文摘要 | This study focused on the reproductive ecology of Hoopoe (Upupa epops) on Kinmen and attempted to quantify environmental parameters affecting its nesting location. Field survey revealed that Hoopoes nested throughout the island in man-made cavities. Clutch size was 6.3 ± 1.9 eggs, but only 2.5 ± 1.3 nestlings survived to the age before fledging (ca. three weeks of age). Females incubated alone and incubation started right after the first egg was laid. Males provided food for both their mates and nestlings. Most food items brought back to the nests were cocoons (43.1%), larvae of beetles (29.6%) and mole crickets (23.2%). The sex ratio of juveniles at two weeks old was not always at unity, with significantly more female offspring produced than males in 2006 but not in 2007. Spatial analysis revealed that Hoopoe nest sites were significantly more abundant in the vicinity of villages and roads and less abundant in areas near woodlands. |
本系統中英文摘要資訊取自各篇刊載內容。