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Risk-taking behavior predicts aggression and mating success in a fiddler crab

Reaney, Leeann; Backwell, Patricia


Evidence is growing that an individual's propensity to take risks in the presence of a predator is correlated to behaviors that can affect individual fitness. We examined whether risk-taking behavior predicts aggression, surface activity levels, and mating success in male fiddler crabs, Uca mjoebergi. Risk-taking behavior was highly consistent among individuals, remained stable over time, and was unrelated to male size. We found that males that took greater risks in the presence of a potential...[Show more]

CollectionsANU Research Publications
Date published: 2007
Type: Journal article
Source: Behavioral Ecology
DOI: 10.1093/beheco/arm014


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