Article
Pervasive and recurrent hybridization prevents inbreeding in Europe's most threatened seabird.
Proceedings of the National Academy of Sciences of the United States of America - 26 Aug 2025
Izquierdo-Arànega Guillem, Cuevas-Caballé Cristian, Giannelli Francesco, Paris Josephine R, Bourgeois Karen, Trucchi Emiliano, González-Solís Jacob, Riutort Marta, Obiol Joan Ferrer, Rozas Julio
Abstract excerpt
Hybridization is a double-edged sword: While it can erode distinct evolutionary lineages, it can also introduce genetic diversity and adaptive potential into dwindling populations. In the Critically Endangered Balearic shearwater (Puffinus mauretanicus), this dilemma is exacerbated by a limited understanding of the extent and consequences of hybridization with the Yelkouan shearwater (Puffinus yelkouan). This...
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