頁籤選單縮合
題 名 | 太魯閣家公園低海拔森林鳥類混群=Mixed-Species Bird Flocks in the Low-Elevation Forests of the Taroko National Park |
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作 者 | 孫元勳; 王穎; | 書刊名 | 中華林學季刊 |
卷 期 | 31:3=122 1998.09[民87.09] |
頁 次 | 頁209-218 |
分類號 | 388.05 |
關鍵詞 | 鳥類; 混群; 太魯閣家公園; 臺灣; Birds; Flocking; Taroko National Park; Taiwan; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究於 1987 年 11 月至 1988 年 10 月在太魯閣國家公園 3 處低海拔森林進 行。 在調查到的 109 個混群中共有 22 種鳥類出現混群行為,其中以繡眼畫眉( Alcippe morrisonia )最常在混群出現。 混群鳥種以覓食於枝葉上和枝葉間的飛蟲的島主種居多, 吃花、果、種子的和在地面覓食的鳥類較少。 本區混群在 9~2 月形成,一混群的大小和組 成鳥種數會隨時期而改變。群首種多屬於數量優勢的核心種,此外,各鳥種在行進中的混群 �堛漪蛫鵀鼽m也和其在森林覓食的層次有關。 |
英文摘要 | We detected 109 mixed-species bird flocks from November 1987 to October 1988 in three low-elevation forests of the Taroko National Park. Twenty-two bird species participated in the mixed-species flocks, and of them Gray-cheeked Fulvetta (Alcippe morrisonia) was the species most often seen in the flocks. Most flocking species were insectivorous foliage-gleaners and sallyers, and few were frugivores, nectarivores, grainivores, and ground-foragers. Flocks were seen from September to February, and the size and number of species per flock varied with periods. Leader species of flocks tended to be nuclear species abundant in numbers; additionally, species's positions in moving flocks were relative to their foraging height in a forest. |
本系統中英文摘要資訊取自各篇刊載內容。