Influence of scramble competition for mates upon the spatial ability of male meadow voles

Scramble competition for mates selects for traits that increase an individual’s ability to efficiently locate mates. We tested the hypothesis that scramble competition for mates is the cause of sex differences in spatial ability among meadow voles, Microtus pennsylvanicus. Specifically, we tested the predictions that males with better spatial ability have larger home ranges, visit […]