日の出岬(南極)において観察したアデリーペンギンの日周活動について(日本南極地域観測隊の報告)

• Main Authors: 青柳 昌宏, Masahiro AOYANAGI
• Format: Report
• Language: Japanese
• Published: 東京教育大学雑司ヶ谷分校 1973
• Subjects: 591.5; Austral; Cape Hinode; Hinode Misaki; Adelie penguin
• Online Access: https://nipr.repo.nii.ac.jp/?action=repository_uri&item_id=7704; http://id.nii.ac.jp/1291/00007704/; https://nipr.repo.nii.ac.jp/?action=repository_action_common_download&item_id=7704&item_no=1&attribute_id=18&file_no=1

1. The daytime activities of Adelie penguin adults of the small colony in the early guard stage were observed at Hinode Misaki (Cape Hinode, 68°09'S, 42°43'E) during the austral summer. 2. Notes were made on the following thirteen activities : going out of the colony entering into the colony loud mutual display quiet mutual display ecstatic display bill-to-axilla display copulation turning egg over preening collecting nest stones fighting feeding and protective threatening against skuas. 3. The midday maximum activities were as follows : going out of the colony entering into the colony collecting nest stones loud mutual display copulation. The midday minimum activities were as follows : ecstatic display bill-to-axilla display. Frequency of activity was reverse between loud mutual display and quiet mutual display. Protective threatening varied with the activity of skua. In the activities of fighting, preening, feeding and turning egg over, no characteristic patterns were observed.