HABITAT USE BY 2 RODENT SPECIES IN THE HIGH ANDES OF CENTRAL CHILE
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Date
1985
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Abstract
The pattern of habitat use by 2 cricetid rodent species, Akodon andinus and Phyllotis xanthopygus, in the high Andes of central Chile is described. Both rodents are spatially restricted to areas with protective cover (rock outcrops and shrub patches). The rodents partition the refuge areas: P. xanthopygus uses mainly rocks and A. andinus uses mainly shrub patches. Predation probably can account for habitat restriction; interspecific competition appears to explain microhabitat partitioning.