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Showing results 1-50 of 157 << Previous 1 2 3 4    Next >>

2018
1 Johnsen, Arild; Gjesdal, Trine-Lise.
Møt en forsker: zoolog Arild Johnsen. Nysgjerrigper [Journal] 2018-08-07
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2 Kearns, Anna Marika; Restani, Marco; Szabo, Ildiko; Schrøder-Nielsen, Audun; Kim, Jin Ah; Richardson, Hayley M.; Marzluff, John M.; Fleischer, Robert C.; Johnsen, Arild; Omland, Kevin E..
Genomic evidence of speciation reversal in ravens. Nature Communications 2018 ;Volume 9.(1)
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3 Magnussen, Trude; Kjærandsen, Jostein; Johnsen, Arild; Søli, Geir Einar Ellefsen.
Six new species of Afrotropical Allodia (Diptera: Mycetophilidae): DNA barcodes indicate recent diversification with a single origin. Zootaxa 2018 ;Volume 4407.(3) p. 301-320
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4 Rekdal, Silje Larsen; Anmarkrud, Jarl Andreas; Johnsen, Arild; Lifjeld, Jan Terje.
Genotyping strategy matters when analyzing hypervariable major histocompatibility complex-Experience from a passerine bird. Ecology and Evolution 2018 ;Volume 8.(3) p. 1680-1692
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5 Sætre, Camilla Lo Cascio; Johnsen, Arild; Stensrud, Even; Cramer, Emily Rebecca A.
Sperm morphology, sperm motility and paternity success in the bluethroat (Luscinia svecica). PLoS ONE 2018 ;Volume 13.(3)
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6 Torgersen, Eivind; Johnsen, Arild.
To ravner er blitt én. Forskning.no [Internet] 2018-03-02
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2017
7 Boumans, Louis; Hogner, Silje; Brittain, John Edward; Johnsen, Arild.
Ecological speciation by temporal isolation in a population of the stonefly Leuctra hippopus (Plecoptera, Leuctridae). Ecology and Evolution 2017 ;Volume 7.(5) p. 1635-1649
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8 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Kongshavn, Katrine; Merkel, Marie Kristine Føreid; Marthinsen, Gunnhild.
The Norwegian Barcode of Life Network (NorBOL). DNAqua-Net Kick-off Conference; 2017-03-07 - 2017-03-08
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9 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Pitelkova, Iva.
Progress and prospects of the Norwegian Barcode of Life Network (NorBOL). 7th International Barcode of Life Conference; 2017-11-20 - 2017-11-24
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10 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Pitelkova, Iva.
Progress and prospects of the Norwegian Barcode of Life Network (NorBOL). Genome 2017 ;Volume 60.(11) p. 930-930
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11 Garcia, Javier; Johnsen, Arild; Fuertes, Benito; Suarez-Seoane, Susana.
Evolutionary divergences in Luscinia svecica subspecies complex - New evidence supporting the uniqueness of the Iberian bluethroat breeding populations. Ornis Fennica 2017 ;Volume 94.(3) p. 141-149
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12 Johnsen, Arild.
Cryptic female choice at the intra- and interspecific level in passerines: what are the molecular mechanisms?. GoCAS 2017; 2017-04-24 - 2017-04-26
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13 Johnsen, Arild.
DNA barcoding at NHM. Science and application. NorBOL workshop 2017; 2017-02-07 - 2017-02-07
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14 Johnsen, Arild.
Speciation reversal in ravens. Hybridization: Causes and consequences for speciation; 2017-12-14 - 2017-12-14
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15 Johnsen, Arild.
Sperm competition in birds: from individual to sperm behaviour. Seminar in behavioural ecology, in honor of Professor Tore Slagsvold's retirement; 2017-12-07 - 2017-12-07
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16 Johnsen, Arild.
Utroskap, sjalusi og spermier hos småfugl. Vin og Vitenskap; 2017-06-15 - 2017-06-15
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17 Johnsen, Arild.
Øvre Heimdalen field station. Summary and future prospects. Heimdalenseminar; 2017-03-28 - 2017-03-28
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18 Johnsen, Arild; Kearns, Anna Marika; Omland, Kevin E.; Anmarkrud, Jarl Andreas.
Sequencing of the complete mitochondrial genome of the common raven Corvus corax (Aves: Corvidae) confirms mitogenome-wide deep lineages and a paraphyletic relationship with the Chihuahuan raven C. cryptoleucus. PLoS ONE 2017 ;Volume 12.(10)
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19 Johnsen, Arild; Pauliny, Angela; Lifjeld, Jan Terje; Blomqvist, Donald.
Is telomere length associated with mate choice in a songbird with a high rate of extrapair paternity?. PLoS ONE 2017 ;Volume 12.(8)
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20 Magnussen, Trude; Søli, Geir Einar Ellefsen; Johnsen, Arild; Kjærandsen, Jostein.
DNA barcode libraries - A treasure chest for alpha taxonomy. 17th International Barcode of Life Conference; 2017-11-21 - 2017-11-24
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21 Marthinsen, Gunnhild; Bendiksby, Mika; Brandrud, Tor Erik; Dima, Bálint; Hansen, Lars Ove; Johnsen, Arild; Lindemann, Jon Peder; Timdal, Einar.
Discordance between morphology and DNA barcodes in lichens, fungi and insects. 7th International Barcode of Life Conference; 2017-11-20 - 2017-11-24
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22 Ålund, Murielle; Cramer, Emily Rebecca A; McFarlane, Eryn; Johnsen, Arild; Qvarnström, Anna.
Females discriminate against heterospecific sperm in a natural hybrid zone. Progress, synthesis and integration at the frontiers of speciation research; 2017-02-19 - 2017-02-24
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2016
23 Cramer, Emily Rebecca A; Stensrud, Even; Marthinsen, Gunnhild; Hogner, Silje; Johannessen, Lars Erik; Laskemoen, Terje; Eybert, Marie-Christine; Slagsvold, Tore; Lifjeld, Jan Terje; Johnsen, Arild.
Sperm performance in conspecific and heterospecific female fluid. Ecology and Evolution 2016
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24 Cramer, Emily Rebecca A; Ålund, Murielle; McFarlane, S. Eryn; Johnsen, Arild; Qvarnström, Anna.
Females discriminate against heterospecific sperm in a natural hybrid zone. Evolution 2016 ;Volume 70.(8) p. 1844-1855
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25 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Stur, Elisabeth.
The Norwegian Barcode of Life Network (NorBOL). Network for Arthropods of the Tundra; 2016-11-15 - 2016-11-16
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26 Eroukhmanoff, Fabrice; Rowe, Melissah; Cramer, Emily Rebecca A; Haas, Fredrik; Hermansen, Jo Skeie; Runemark, Anna; Johnsen, Arild; Sætre, Glenn-Peter.
Experimental evidence for ovarian hypofunction in sparrow hybrids. Avian Research 2016 ;Volume 7.
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27 Johnsen, Arild.
Heimdalen: Bird research and future prospects. NHM Science seminar; 2016-11-07 - 2016-11-08
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28 Johnsen, Arild.
Nå kommer fuglene - møt eksperten og entusiasten. NRK P2 - Ekko helg [Radio] 2016-05-07
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29 Johnsen, Arild; Danielsen, Dag Inge.
Utroskap blant fluesnappere gir færre hybridfugler. Forskning.no [Internet] 2016-09-26
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30 Johnsen, Arild; Rekdal, Silje Larsen.
Drifter. NRK - Ut i naturen [TV] 2016-11-08
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31 Lemoine, Melissa; Lucek, Kay; Perrier, Charles; Saladin, Verena; Adriaensen, Frank; Barba, Emilio; Belda, Eduardo J; Charmantier, Anne; Cichon, Mariusz; Eeva, Tapio; Gregoire, Arnaud; Hinde, Camilla A; Johnsen, Arild; Komdeur, Jan; Mänd, Raivo; Matthysen, Erik; Norte, Ana Claudia; Pitala, Natalia; Sheldon, Ben C; Slagsvold, Tore; Tinbergen, Joost M; Török, Janos; Ubels, Richard; van Oers, Kees; Visser, Marcel E; Doligez, Blandine; Richner, Heinz.
Low but contrasting neutral genetic differentiation shaped by winter temperature in European great tits. Biological Journal of the Linnean Society 2016 ;Volume 118.(3) p. 668-685
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32 Lifjeld, Jan Terje; Anmarkrud, Jarl Andreas; Calabuig, Pascual; Cooper, Joseph E.J.; Johannessen, Lars Erik; Johnsen, Arild; Kearns, Anna Marika; Lachlan, Robert F.; Laskemoen, Terje; Marthinsen, Gunnhild; Stensrud, Even; Garcia-del-Rey, Eduardo.
Species-level divergences in multiple functional traits between the two endemic subspecies of Blue Chaffinches Fringilla teydea in Canary Islands. BMC Zoology 2016
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33 Mutanen, Marko; Kivelä, Sami M.; Vos, Rutger A.; Doorenweerd, Camiel; Ratnasingham, Sujeevan; Hausmann, Axel; Huemer, Peter; Dinc─â, Vlad; Van Nieukerken, Erik J.; Lopez-Vaamonde, Carlos; Vila, Roger; Aarvik, Leif; Decaëns, Thibaud; Efetov, Konstantin A.; Hebert, Paul D.N.; Johnsen, Arild; Karsholt, Ole; Pentinsaari, Mikko; Rougerie, Rodolphe; Segerer, Andreas H.; Tarmann, Gerhard; Zahiri, Reza; Godfray, H. Charles J..
Species-level para- and polyphyly in DNA barcode gene trees: Strong operational bias in European Lepidoptera. Systematic Biology 2016 ;Volume 65.(6) p. 1024-1040
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34 Støstad, Hanna Nyborg; Rekdal, Silje Larsen; Kleven, Oddmund; Laskemoen, Terje; Marthinsen, Gunnhild; Johnsen, Arild; Lifjeld, Jan Terje.
Weak geographical structure in sperm morphology across the range of two willow warbler Phylloscopus trochilus subspecies in Scandinavia. Journal of Avian Biology 2016 ;Volume 47.(5) p. 731-741
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2015
35 Boumans, Louis; Johnsen, Arild.
Stonefly duets: vibrational sexual mimicry can explain complex patterns. Journal of ethology 2015 ;Volume 33.(2) p. 87-107
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36 Cramer, Emily Rebecca A; Laskemoen, Terje; Stensrud, Even; Rowe, Melissah; Haas, Fredrik; Lifjeld, Jan Terje; Sætre, Glenn-Peter; Johnsen, Arild.
Morphology-function relationships and repeatability in the sperm of Passer sparrows. Journal of morphology 2015 ;Volume 276.(4) p. 370-377
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37 Cramer, Emily Rebecca A; Ålund, Murielle; McFarlane, S. Eryn; Johnsen, Arild; Qvarnström, Anna.
A post-copulatory pre-zygotic barrier between collared and pied flycatchers. XVth Congress of the European Society for Evolutionary Biology; 2015-08-10 - 2015-08-14
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38 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Føreid, Marie Kristine; Kongshavn, Katrine; Marthinsen, Gunnhild.
The Norwegian Barcode of Life Network (NorBOL). 6th International Barcode of Life Conference; 2015-08-18 - 2015-08-21
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39 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Føreid, Marie Kristine; Kongshavn, Katrine; Marthinsen, Gunnhild.
The Norwegian Barcode of Life Network (NorBOL). Genome 2015 ;Volume 58.(5) p. -
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40 Hogner, Silje; Riera, Albert Burgas; Wold, Margrethe; Lifjeld, Jan Terje; Johnsen, Arild.
Intergeneric hybridization between Common Redstart Phoenicurus phoenicurus and Whinchat Saxicola rubetra revealed by molecular analyses. Journal of Ornithology 2015 ;Volume 156. p. 829-836
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41 Johnsen, Arild.
The early stages of the speciation process - prezygotic reproductive isolation and diversification in passerines: final report. NHM Science seminar; 2015-11-03 - 2015-11-04
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42 Johnsen, Arild.
Using genetic resources in biosystematic research: examples from the NHMO DNA bank. Genetic collections and Biodiversity Research and Conservation Workshop; 2015-11-18 - 2015-11-20
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43 Kearns, Anna Marika; Restani, Marco; Szabo, Ildiko; Fleischer, Robert; Johnsen, Arild; Omland, Kevin E..
Speciation reversal in ravens? Evidence for the collapse of cryptic Old World and New World lineages. XVth Congress of the European Society for Evolutionary Biology; 2015-08-10 - 2015-08-14
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44 Omland, Kevin E.; Kearns, Anna Marika; Restani, Marco; Szabo, Ildiko; Johnsen, Arild.
Speciation reversal in Common Ravens: Genomic evidence of the collapse of cryptic lineages in western North America. AOU conference; 2015-07-29 - 2015-08-02
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45 Rowe, Melissah; Albrecht, Tomas; Cramer, Emily Rebecca A; Johnsen, Arild; Laskemoen, Terje; Weir, Jason T; Lifjeld, Jan Terje.
Postcopulatory sexual selection is associated with accelerated evolution of sperm morphology. Evolution 2015 ;Volume 69.(4) p. 1044-1052
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2014
46 Anttila, K; Couturier, Christine Stephanie; Øverli, Øyvind; Johnsen, Arild; Marthinsen, Gunnhild; Nilsson, Göran Erik; Farrell, Anthony P..
Atlantic salmon show capability for cardiac acclimation to warm temperatures. Nature Communications 2014 ;Volume 5.
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47 Boumans, Louis; Brittain, John Edward; Johnsen, Arild; Hogner, Silje.
Ecological speciation by temporal isolation in a population of the stonefly Leuctra hippopus (Plecoptera, Leuctridae). 26e Nederlandse Entomologendag; 2014-12-19 - 2014-12-19
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48 Boumans, Louis; Johnsen, Arild.
Species-specific communication bars interspecific mating between syntopic species of Zwicknia stoneflies (Plecoptera: Capniidae). Biological Journal of the Linnean Society 2014 ;Volume 113.(4) p. 969-980
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49 Brabrand, Åge; Bremnes, Trond; Koestler, Andreas Georg; Marthinsen, Gunnhild; Pavels, Henning; Rindal, Eirik; Raastad, Jan Emil; Saltveit, Svein Jakob; Johnsen, Arild.
Mass occurrence of bloodsucking blackflies in a regulated river reach: Localization of oviposition habitat of Simulium truncatum using DNA barcoding. Rivers Research and Applications: an international journal devoted to river research and management 2014 ;Volume 30.(5) p. 602-608
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50 Cramer, Emily Rebecca A; Laskemoen, Terje; Eroukhmanoff, Fabrice; Haas, Fredrik; Hermansen, Jo Skeie; Lifjeld, Jan Terje; Rowe, Melissah; Sætre, Glenn-Peter; Johnsen, Arild.
Testing a post-copulatory pre-zygotic reproductive barrier in a passerine species pair. Behavioral Ecology and Sociobiology 2014 ;Volume 68.(7) p. 1133-1144
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