Mutual mate guarding with limited sexual conflict in a sex-role-reversed shorebird

new publication
Author

Krietsch et al.

Published

December 27, 2023

In a few species, referred to as “sex-role reversed”, females compete for males, as these males provide most or all parental care. Our research, based on continuous tracking of individuals, shows that pairs remained in close proximity until the time of egg laying. Males may benefit from “mate guarding” to avoid paternity loss, while females benefit from avoiding mate take-over. Such dynamics may have led to the evolution of a brief yet strong social pair bond in red phalaropes.

Photo by Bruce Lyon

Photo by Bruce Lyon

(Krietsch, Valcu, Cragnolini, Forstmeier, and Kempenaers 2024)

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References

Krietsch, J., M. Valcu, M. Cragnolini, W. Forstmeier, and B. Kempenaers. 2024. Mutual mate guarding with limited sexual conflict in a sex-role-reversed shorebird. Behavioral Ecology 35.