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Article
Aleksi Lehikoinen, Auteur ; Esa Lehikoinen, Auteur ; Jari Valkama, Auteur ; Risto A. Vaisanen, Auteur ; Marja Isomursu, AuteurPopulation consequences of parasites in wild birds are rarely documented. One exception is the decline of British finch populations due to an epidemic caused by the protozoan parasite Trichomonas gallinae. Finch trichomonosis has recently spread[...]
Article
Marja Isomursu, Auteur ; Osmo Ratti, Auteur ; Pekka Helle, Auteur ; Tuula Hollmen, AuteurParasite infections are often more common in male vertebrates than in females. Sexual selection leading to dimorphism can cause sexual differences in immune defence, behaviour or body size. Possible proximate explanations for male bias in parasi[...]
Article
Marja Isomursu, Auteur ; Osmo Ratti, Auteur ; Tuija Liukkonen, Auteur ; Pekka Helle, AuteurInbreeding can have a negative influence on several life-history traits as well as disease resistance in birds and mammals through different genetic mechanisms. Endangered and declining populations may be at particular risk for inbreeding. The l[...]
