| Females increase offspring heterozygosity and fitness through extra-pair matings K Foerster, K Delhey, A Johnsen, JT Lifjeld, B Kempenaers Nature 425 (6959), 714-717, 2003 | 604 | 2003 |
| New environmental metabarcodes for analysing soil DNA: potential for studying past and present ecosystems LS Epp, S Boessenkool, EP Bellemain, J Haile, A Esposito, T Riaz, ... Molecular ecology 21 (8), 1821-1833, 2012 | 362 | 2012 |
| Female bluethroats enhance offspring immunocompetence through extra-pair copulations A Johnsen, V Andersen, C Sunding, JT Lifjeld Nature 406 (6793), 296-299, 2000 | 261 | 2000 |
| Early birds are sexy: male age, dawn song and extrapair paternity in blue tits, Cyanistes (formerly Parus) caeruleus A Poesel, HP Kunc, K Foerster, A Johnsen, B Kempenaers Animal Behaviour 72 (3), 531-538, 2006 | 211 | 2006 |
| Species-level para-and polyphyly in DNA barcode gene trees: strong operational bias in European Lepidoptera M Mutanen, SM Kivelä, RA Vos, C Doorenweerd, S Ratnasingham, ... Systematic Biology 65 (6), 1024-1040, 2016 | 208 | 2016 |
| DNA barcoding of Scandinavian birds reveals divergent lineages in trans-Atlantic species A Johnsen, E Rindal, PGP Ericson, D Zuccon, KCR Kerr, MY Stoeckle, ... Journal of Ornithology 151 (3), 565-578, 2010 | 205 | 2010 |
| Ultraviolet plumage ornamentation affects social mate choice and sperm competition in bluethroats (Aves: Luscinia s. svecica): a field experiment A Johnsen, S Andersson, J Örnborg, JT Lifjeld Proceedings of the Royal Society of London. Series B: Biological Sciences …, 1998 | 204 | 1998 |
| Plumage colour in nestling blue tits: sexual dichromatism, condition dependence and genetic effects A Johnsen, K Delhey, S Andersson, B Kempenaers Proceedings of the Royal Society of London. Series B: Biological Sciences …, 2003 | 197 | 2003 |
| Speciation, introgressive hybridization and nonlinear rate of molecular evolution in flycatchers GP Sætre, T Borge, J Lindell, T Moum, CR Primmer, BC Sheldon, ... Molecular ecology 10 (3), 737-749, 2001 | 172 | 2001 |
| Paternity analysis reveals opposing selection pressures on crown coloration in the blue tit (Parus caeruleus) K Delhey, A Johnsen, A Peters, S Andersson, B Kempenaers Proceedings of the Royal Society of London. Series B: Biological Sciences …, 2003 | 171 | 2003 |
| Avian Clock gene polymorphism: evidence for a latitudinal cline in allele frequencies A Johnsen, AE Fidler, S Kuhn, KL Carter, A Hoffmann, IR Barr, C Biard, ... Molecular Ecology 16 (22), 4867-4880, 2007 | 166 | 2007 |
| Atlantic salmon show capability for cardiac acclimation to warm temperatures K Anttila, CS Couturier, Ø Øverli, A Johnsen, G Marthinsen, GE Nilsson, ... Nature communications 5 (1), 1-6, 2014 | 156 | 2014 |
| Genomic evidence of speciation reversal in ravens AM Kearns, M Restani, I Szabo, A Schrøder-Nielsen, JA Kim, ... Nature Communications 9 (1), 1-13, 2018 | 138 | 2018 |
| Multiple genetic benefits of female promiscuity in a socially monogamous passerine F Fossøy, A Johnsen, JT Lifjeld Evolution: International Journal of Organic Evolution 62 (1), 145-156, 2008 | 120 | 2008 |
| A spatial genetic structure and effects of relatedness on mate choice in a wild bird population K Foerster, M Valcu, A Johnsen, B Kempenaers Molecular Ecology 15 (14), 4555-4567, 2006 | 119 | 2006 |
| Male sexual attractiveness and parental effort in blue tits: a test of the differential allocation hypothesis A Johnsen, K Delhey, E Schlicht, A Peters, B Kempenaers Animal Behaviour 70 (4), 877-888, 2005 | 117 | 2005 |
| Seasonal changes in blue tit crown color: do they signal individual quality? K Delhey, A Peters, A Johnsen, B Kempenaers Behavioral Ecology 17 (5), 790-798, 2006 | 112 | 2006 |
| The condition-dependent development of carotenoid-based and structural plumage in nestling blue tits: males and females differ A Peters, K Delhey, A Johnsen, B Kempenaers the american naturalist 169 (S1), S122-S136, 2007 | 93 | 2007 |
| Ecological constraints on extra-pair paternity in the bluethroat A Johnsen, JT Lifjeld Oecologia 136 (3), 476-483, 2003 | 92 | 2003 |
| Deep sympatric mitochondrial divergence without reproductive isolation in the common redstart Phoenicurus phoenicurus S Hogner, T Laskemoen, JT Lifjeld, J Porkert, O Kleven, T Albayrak, ... Ecology and evolution 2 (12), 2974-2988, 2012 | 91 | 2012 |
