SEARCH IMAGE-FORMATION IN THE BLUE JAY (CYANOCITTA-CRISTATA)

被引:207
作者
PIETREWICZ, AT [1 ]
KAMIL, AC [1 ]
机构
[1] UNIV MASSACHUSETTS,DEPT PSYCHOL,AMHERST,MA 01003
关键词
D O I
10.1126/science.204.4399.1332
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Blue jays trained to detect Catocala moths in slides were exposed to two types of slide series containing these moths: series of one species and series of two species intermixed. In one-species series, detection ability increased with successive encounters with one prey type. No similar effect occurred in two-species series. These results are a direct demonstration of a specific search image. Copyright © 1979 AAAS.
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页码:1332 / 1333
页数:2
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