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Journal of Morphology|October 19, 2022
Flagellum tapering and midpiece volume in songbird spermatozoaEmily R A Cramer, Gaute Grønstøl, Jan T LifjeldPlos One|August 8, 2017
Is telomere length associated with mate choice in a songbird with a high rate of extra-pair paternity?Arild Johnsen, Angela Pauliny, Jan T Lifjeld, et al.Proceedings. Biological Sciences|January 4, 2013
Evolution of sperm structure and energetics in passerine birdsMelissah Rowe, Terje Laskemoen, Arild Johnsen, et al.Oecologia|May 27, 2017
Short-term fluctuations in cellular immunity of tree swallows feeding nestlingsJan T Lifjeld, Peter O Dunn, Linda A WhittinghamJournal of Evolutionary Biology|November 11, 2022
Selection on sperm size in response to promiscuity and variation in female sperm storage organsEmily R A Cramer, Zelealem B Yilma, Jan T LifjeldBMC Evolutionary Biology|May 13, 2008
Microsatellite evolution: Mutations, sequence variation, and homoplasy in the hypervariable avian microsatellite locus HrU10Jarl A Anmarkrud, Oddmund Kleven, Lutz Bachmann, et al.Journal of Evolutionary Biology|April 5, 2019
Sperm head abnormalities are more frequent in songbirds with more helical sperm: A possible trade-off in sperm evolutionHanna N Støstad, Melissah Rowe, Arild Johnsen, et al.Biology Letters|December 7, 2006
Extrapair mating between relatives in the barn swallow: a role for kin selection?Oddmund Kleven, Frode Jacobsen, Raleigh J Robertson, et al.Avian Diseases|January 26, 2010
Identification of blood parasites in old world warbler species from the Danube River DeltaAles Svoboda, Gunnhild Marthinsen, Lucia Turcoková, et al.Proceedings. Biological Sciences|July 26, 2002
Mate choice and imprinting in birds studied by cross-fostering in the wildTore Slagsvold, Bo T Hansen, Lars E Johannessen, et al.Pageof 6