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List of works by Jan T. Lifjeld

Age before beauty? Relationships between fertilization success and age-dependent ornaments in barn swallows.

scientific article

Allelic variation in a willow warbler genomic region is associated with climate clines

scientific article

Ancestral polymorphism in exon 2 of bluethroat (Luscinia svecica) MHC class II B genes.

scientific article

Brominated flame retardants and organochlorines in the European environment using great tit eggs as a biomonitoring tool

scientific article

Cell-mediated immunity and multi-locus heterozygosity in bluethroat nestlings.

scientific article published on 3 July 2009

Colour bands, mate choice and paternity in the bluethroat.

scientific article

Coloured leg bands affect male mate-guarding behaviour in the bluethroat

scientific article published on July 1997

Commonness and ecology, but not bigger brains, predict urban living in birds

scientific article

Comparative evidence for the evolution of sperm swimming speed by sperm competition and female sperm storage duration in passerine birds

scientific article

Correction to: When Older Males Sire More Offspring—Increased Attractiveness or Higher Fertility?

scientific article published in 2022

Deep sympatric mitochondrial divergence without reproductive isolation in the common redstart Phoenicurus phoenicurus.

scientific article

Deep sympatric mtDNA divergence in the autumnal moth (Epirrita autumnata) ⬇️

scientific article published on December 14, 2012

Ecological constraints on extra-pair paternity in the bluethroat.

scientific article published on 29 May 2003

Evolution of female promiscuity in Passerides songbirds

scientific article published on 14 August 2019

Evolution of sperm structure and energetics in passerine birds

scientific article published on 2 January 2013

Experimental manipulation of sexual traits in barn swallow populations—No evidence for divergent sexual selection

scientific article published in 2022

Experimental mate switching in pied flycatchers: male copulatory access and fertilization success ⬇️

scientific article published on June 1, 1997

Extra-pair mating in a passerine bird with highly duplicated major histocompatibility complex class II: Preference for the golden mean

scientific article published on 07 November 2019

Extrapair mating between relatives in the barn swallow: a role for kin selection?

scientific article published in December 2005

Factors affecting germline mutations in a hypervariable microsatellite: a comparative analysis of six species of swallows (Aves: Hirundinidae).

scientific article

Female promiscuity is positively associated with neutral and selected genetic diversity in passerine birds.

scientific article

Female throat ornamentation does not reflect cell-mediated immune response in bluethroats Luscinia s. svecica

scientific article published on 27 October 2005

Females increase offspring heterozygosity and fitness through extra-pair matings

scientific article

Identification of blood parasites in old world warbler species from the Danube River Delta

scientific article published on 01 December 2009

Improved DNA fragment length estimation in capillary electrophoresis

scientific article published on 01 March 2008

Intraspecific variation in sperm length is negatively related to sperm competition in passerine birds

scientific article

Low support for separate species within the redpoll complex (Carduelis flammea-hornemanni-cabaret) from analyses of mtDNA and microsatellite markers

scientific article

Mate choice and imprinting in birds studied by cross-fostering in the wild

scientific article published in July 2002

Microsatellite evolution: Mutations, sequence variation, and homoplasy in the hypervariable avian microsatellite locus HrU10

scientific article

Molecular and phenotypic divergence in the bluethroat (Luscinia svecica) subspecies complex

scientific article published in November 2006

Morphology-function relationships and repeatability in the sperm of Passer sparrows

scientific article

Multiple genetic benefits of female promiscuity in a socially monogamous passerine.

scientific article

No evidence for pre-copulatory sexual selection on sperm length in a passerine bird

scientific article

Patterns of sperm damage in Chernobyl passerine birds suggest a trade-off between sperm length and integrity

scientific article published on 02 October 2013

Postcopulatory sexual selection is associated with accelerated evolution of sperm morphology.

scientific article published on 21 March 2015

Promiscuity, sexual selection, and genetic diversity: a reply to Spurgin.

scientific article

Signatures of diversifying selection and convergence acting on passerine Toll-like receptor 4 in an evolutionary context

scientific article published on 06 June 2018

Sperm competition in tropical versus temperate zone birds

scientific article published on 12 December 2012

Sperm length variation as a predictor of extrapair paternity in passerine birds

scientific article

The evolutionary history of Afrocanarian blue tits inferred from genomewide SNPs

scientific article published on 03 December 2014

The use of blue tit eggs as a biomonitoring tool for organohalogenated pollutants in the European environment

scientific article published on 13 January 2010

Type specimens of birds in the Natural History Museum, University of Oslo, Norway

scientific article published in 2022

Ultraviolet plumage ornamentation affects social mate choice and sperm competition in bluethroats (Aves: Luscinia s. svecica): a field experiment

scientific article published in 1998

When Older Males Sire More Offspring—Increased Attractiveness or Higher Fertility?

scientific article published in 2022

When taxonomy meets genomics: lessons from a common songbird.

scientific article published on June 2015

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