Article
Ancient host specificity within a single species of brood parasitic bird.
Proceedings of the National Academy of Sciences of the United States of America - 25 Oct 2011
Spottiswoode Claire N, Stryjewski Katherine Faust, Quader Suhel, Colebrook-Robjent John F R, Sorenson Michael D
Abstract excerpt
Parasites that exploit multiple hosts often experience diversifying selection for host-specific adaptations. This can result in multiple strains of host specialists coexisting within a single parasitic species. A long-standing conundrum is how such sympatric host races can be maintained within a single parasitic species in the face of interbreeding among conspecifics specializing on different hosts. Striking...
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