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Article
P. T. Rintamaki, Auteur ; M. Halonen, Auteur ; J. Kilpimaa, Auteur ; A. Lundberg, AuteurBlood samples from three common passerine bird species, Robin, Redstart and Lesser Whitethroat, were collected during spring migration in the south-western archipelago of Finland. A total of 10 parasitic haemosporidian and trypanosomid species w[...]
Article
M. Halonen, Auteur ; M. Kuitunen, AuteurLack (1947) suggested that one factor affecting clutch size in birds is the latitude at which the clutch is laid. He proposed that this geographical variation is partly influenced by latitudinal differences in day length. We studied the effect o[...]
