AGE AND HUNTING SUCCESS IN BROWN PELICAN (PELECANUS OCCIDENTALIS)

被引:170
作者
ORIANS, GH
机构
[1] Department of Zoology, University of Washington, Seattle
基金
美国国家科学基金会;
关键词
D O I
10.1016/0003-3472(69)90016-5
中图分类号
B84 [心理学]; C [社会科学总论]; Q98 [人类学];
学科分类号
03 ; 0303 ; 030303 ; 04 ; 0402 ;
摘要
Adult brown pelicans (Pelecanus occidentalis) capture prey on a larger percentage of their dives than immatures hunting under the same conditions. This difference provides at least a partial explanation of delayed maturation and smaller clutch sizes of younger birds in species using skilled foraging techniques. © 1969.
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收藏
页码:316 / +
页数:1
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