自然教育園の鳥類の季節変動について

概要

論文の詳細を見る
In the Institute for Nature Study, 88 kinds of birds were recorded by this investigation. In this report, in order to investigate seasonal variation of birds inside the Institute for Nature Study, record of the census which recorded the number of individuals was analyzed. Here, it takes up about the 53 kinds. The monthly number of appearance kinds had many in winter, few tendencies in summer. The number of kinds increases spring and especially autumn with movement of migratory birds. It is only staying inside the Institute for Nature Study for 1 or 2 days, and these migratory birds stop being immediately.
国立科学博物館の論文
2001-12-10