Publications of Arild Johnsen

Johnsen, A.; Carter, K. L.; Delhey, K.; Lifjeld, J. T.; Robertson, R. J.; Kempenaers, B.: Laying-order effects on sperm numbers and on paternity: Comparing three passerine birds with different life histories. Behavioral Ecology and Sociobiology 66 (2), pp. 181 - 190 (2012)

Delhey, K.; Peters, A.; Johnsen, A.; Kempenaers, B.: Fertilization success and UV ornamentation in blue tits Cyanistes caeruleus: Correlational and experimental evidence. Behavioral Ecology 18 (2), pp. 399 - 409 (2007)

Delhey, K.; Peters, A.; Johnsen, A.; Kempenaers, B.: Brood sex ratio and male UV ornamentation in blue tits (Cyanistes caeruleus): Correlational evidence and an experimental test. Behavioral Ecology and Sociobiology 61 (6), pp. 853 - 862 (2007)

Johnsen, A.; Fidler, A. E.; Kuhn, S.; Carter, K. L.; Hoffmann, A.; Barr, I. R.; Biard, C.; Charmantier, A.; Eens, M.; Korsten, P. et al.; Siitari, H.; Tomiuk, J.; Kempenaers, B.: Avian Clock gene polymorphism: Evidence for a latitudinal cline in allele frequencies. Molecular Ecology 16 (22), pp. 4867 - 4880 (2007)

Peters, A.; Delhey, K.; Johnsen, A.; Kempenaers, B.: The condition-dependent development of carotenoid-based and structural plumage in nestling blue tits: Males and females differ. American Naturalist 169 (S1), pp. S122 - S136 (2007)

Delhey, K.; Peters, A.; Johnsen, A.; Kempenaers, B.: Seasonal changes in blue tit crown color: Do they signal individual quality? Behavioral Ecology 17 (5), pp. 790 - 798 (2006)

Foerster, K.; Valcu, M.; Johnsen, A.; Kempenaers, B.: A spatial genetic structure and effects of relatedness on mate choice in a wild bird population. Molecular Ecology 15 (14), pp. 4555 - 4567 (2006)

Johnsen, A.; Andersson, S.; Fernandez, J. G.; Kempenaers, B.; Pavel, V.; Questiau, S.; Räß, M.; Rindal, E.; Lifjeld, J. T.: Molecular and phenotypic divergence in the bluethroat (Luscinia svecica) subspecies complex. Molecular Ecology 15 (13), pp. 4033 - 4047 (2006)

Delhey, K.; Johnsen, A.; Peters, A.; Andersson, S.; Kempenaers, B.: Paternity analysis reveals opposing selection pressures on crown coloration in the blue tit (Parus caeruleus). Proceedings of the Royal Society B: Biological Sciences 270 (1528), pp. 2057 - 2063 (2003)

Foerster, K.; Delhey, K.; Johnsen, A.; Lifjeld, J. T.; Kempenaers, B.: Females increase offspring heterozygosity and fitness through extra-pair matings. Nature 425 (6959), pp. 714 - 717 (2003)

Johnsen, A.; Delhey, K.; Andersson, S.; Kempenaers, B.: Plumage colour in nestling blue tits: Sexual dichromatism, condition dependence and genetic effects. Proceedings of the Royal Society B: Biological Sciences 270 (1521), pp. 1263 - 1270 (2003)

Johnsen, A.; Lifjeld, J. T.: Ecological constraints on extra-pair paternity in the bluethroat. Oecologia 136 (3), pp. 476 - 483 (2003)

Johnsen, A.; Lifjeld, J. T.; Krokene, C.: Age-related variation in mate-guarding intensity in the bluethroat (Luscinia s. svecica). Ethology 109 (2), pp. 147 - 158 (2003)

Johnsen, A.; Lifjeld, J. T.; Andersson, S.; Ornborg, J.; Amundsen, T.: Male characteristics and fertilisation success in bluethroats. Behaviour 138, pp. 1371 - 1390 (2001)