Temporal variation in the diet of the endemic and threatened rodent Kerodon rupestris in the semiarid area of Brazil

Conceicao, Anderson Mendonca , Bocchiglieri, Adriana

2021-11-01 MAMMALIA 2021   85(卷), 6(期), (537-540页)

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We investigated the diet and trophic niche of Kerodon rupestris in Northeastern Brazil for 12 months. The influence of precipitation was evaluated by simple logistic regression. This rodent consumed 23 plant species, mainly the leaves, resulting a low niche breadth. This species presented a greater consumption of leaves of Bauhinia cheilantha, influenced by low rainfall, and fallen flowers of Cenostigma pyramidale, influenced by high precipitation. This rodent showed plasticity in its diet and used different plant resources that provided its survival in semiarid.