Male fiddler crabs defend multiple burrows to attract additional females
Males of many species defend resources to attract females. Surprisingly, defense of multiple female breeding sites (e.g., nests or burrows) appears to be rare, primarily reported in fish and birds. In fiddler crabs, burrows are a vital resource for reproduction and survival. Both sexes defend individual territories centered on a single burrow. We examined burrow acquisition and defense in Uca capricornis to test whether males defend multiple burrows as a novel strategy to acquire additional...[Show more]
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