PERFORMANCE OF 4 SEED-CACHING CORVID SPECIES IN OPERANT TESTS OF NONSPATIAL AND SPATIAL MEMORY
PERFORMANCE OF 4 SEED-CACHING CORVID SPECIES IN OPERANT TESTS OF NONSPATIAL AND SPATIAL MEMORY
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DOI:
10.1037/0735-7036.109.2.173
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发表时间:
1995-06-01
影响因子:
1.4
通讯作者:
NIMS, PJ
中科院分区:
文献类型:
--
作者:
OLSON, DJ;KAMIL, AC;NIMS, PJ
The performance of 4 seed-caching corvid species was tested using 2 different operant nonmatching tasks. These species differ in their dependence on stored food, and differences in spatial memory tests have been correlated with better performance by the more cache-dependent species, Acquisition and retention of a color non-matching-to-sample task was tested in Experiment 1. Acquisition of the color task was not correlated with cache dependence, and no differences between species in performance during memory testing were found. Acquisition and retention of an operant spatial non-matching-to-sample task was tested in Experiment 2. Species differences in the spatial task were found for acquisition and during retention testing. The influence of natural history on the evolution of memory is discussed.