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New species, Hepatozoon kabeeni was described in' blood of Sedge Warbler Acrocephalus schoenobaenus. The parasite species was detected in two populations of Sedge Warbier in NE and SW parts of Poland. Hepatozoon kabeeni was found respectively in 36.0% (n=25) and 28.6% (n=28) of individuals.
DNA fingerprinting or microsatellite PCR studies have disclosed that extra-pair paternity (EPP) is a regular and relevant phenomenon in socially monogamous species. Corresponding genetic data are tabulated for 117 species. Within a species, the EPP can vary between populations and years; it obviously depends on several environmental, ecological and sociobiological constrains. While these explanations...
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