Article
Alternative reproductive strategies in white-throated sparrows are associated with differences in parasite load following experimental infection.
Biology letters - 1 Jul 2018
Boyd R J, Kelly T R, MacDougall-Shackleton S A, MacDougall-Shackleton E A
Abstract excerpt
Immune defences often trade off with other life-history components. Within species, optimal allocation to immunity may differ between the sexes or between alternative life-history strategies. White-throated sparrows (Zonotrichia albicollis) are unusual in having two discrete plumage morphs, white-striped and tan-striped. Within each sex, white-striped individuals are more aggressive and provide less parental care...
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