ENERGETICS AND TORPOR IN THE ATACAMA DESERT-DWELLING RODENT PHYLLOTIS-DARWINI RUPESTRIS

被引:39
作者
BOZINOVIC, F [1 ]
MARQUET, PA [1 ]
机构
[1] PONTIFICIA UNIV CATOLICA CHILE,FAC CIENCIAS BIOL,DEPT ECOL,SANTIAGO,CHILE
关键词
D O I
10.2307/1381835
中图分类号
Q95 [动物学];
学科分类号
071002 ;
摘要
The energetics of the sigmodontine rodent Phyllotis darwini rupestris, inhabiting the Pacific coastal desert of northern Chile was studied. To determine torpor states, we measured rates of oxygen consumption at different ambient temperatures, with and without food. The combination of its low basal metabolic rate coupled with its capability to enter torpor under food restriction, may allow this species to inhabit variable and unpredictable environments.
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页码:734 / 738
页数:5
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