Browsing Naturhistorisk museum by Title

Now showing items 241-260 of 758

  • The family Ibaliidae (Hymenoptera, Cynipoidea) in Norway 
    Hansen, Lars Ove (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2010)
    The cynipoid family Ibaliidae is revised for Norway. Eight specimens where traced, all belonging to Ibalia rufipes Cresson, 1879. Records are present from Rollag municipality in Buskerud, Ullensaker, Sørum, and Skedsmo in ...
  • The fate of grassland species in the modern changing landscape: Effects of management on vegetation and population dynamics in road verges and pastures 
    Auestad, Inger (Doctoral thesis / Doktoravhandling, 2009)
    This thesis presents a study of vegetation and plant population dynamics in a local vegetation–environment context, and examines the importance of management regimes for the maintenance of grassland species. In the modern, ...
  • Female promiscuity and genetic diversity in passerine birds 
    Gohli, Jostein (Doctoral thesis / Doktoravhandling, 2014)
    This dissertation is about female promiscuity in passerine birds. By using comparative analytical approaches, I have tried to determine why there is such variation in the frequency of this behaviour. I have found that ...
  • Final Report of the Task Group on GBIF Data Fitness for Use in Agrobiodiversity 
    Arnaud, Elizabeth; Castañeda-Álvarez, Nora Patricia; Cossi, Jean Ganglo; Endresen, Dag Terje Filip; Jahanshiri, Ebrahim; Vigouroux, Yves (Research report / Forskningsrapport / PublishedVersion, 2016)
    Human wellbeing and food security in a changing climate depend on productive and sustainable agriculture. For this, policies based on analyses and research results are vital to establish conservation priorities of natural ...
  • Finding Evolutionary Processes Hidden in Cryptic Species 
    Struck, Torsten H; Feder, Jeffrey L.; Bendiksby, Mika; Birkeland, Siri; Cerca, Jose; Gusarov, Vladimir; Kistenich, Sonja; Larsson, Karl-Henrik; Liow, Lee Hsiang; Nowak, Michael; Stedje, Brita; Bachmann, Lutz; Dimitrov, Dimitar (Journal article / Tidsskriftartikkel / SubmittedVersion, 2018)
    Cryptic species could represent a substantial fraction of biodiversity. However, inconsistent definitions and taxonomic treatment of cryptic species prevent informed estimates of their contribution to biodiversity and ...
  • Fine roots stimulate nutrient release during early stages of leaf litter decomposition in a Central Amazon rainforest 
    Martins, Nathielly P.; Fuchslueger, Lucia; Fleischer, Katrin; Andersen, Kelly M.; Leandro de Assis, Rafael; Baccaro, Fabricio B.; Barbosa Camargo, Plínio; Cordeiro, Amanda L.; Grandis, Adriana; Hartley, Iain P; Hofhansl, Florian; Lugli, Laynara F.; Lapola, David Montenegro; Menezes, Juliane; Norby, Richard; Rammig, Anja; Rosa, Jessica S.; Schaap, Karst J.; Takeshi, Bruno; Valverde-Barrantes, Oscar J.; Quesada, Carlos A. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Purpose Large parts of the Amazon rainforest grow on weathered soils depleted in phosphorus and rock-derived cations. We tested the hypothesis that in this ecosystem, fine roots stimulate ...
  • First discovery in Norway of the elm-feeding moth Cydia leguminana (Lienig & Zeller, 1846) (Lepidoptera, Tortricidae) 
    Gustad, Jørn R.; Aarvik, Leif (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    A female specimen of Cydia leguminana (Lienig & Zeller, 1846) (Lepidoptera, Tortricidae) was found in Western Norway in Møre og Romsdal at Molde: Eikesdalen, Ljåstranda in June 2020. The Circumstances of the record, the ...
  • First occurrence of moskvinite-(Y) in the Ilímaussaq alkaline complex, South Greenland – implications for rare-earth element mobility 
    Friis, Henrik (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2016)
    Moskvinite-(Y), Na2K(Y,REE)Si6O15, is a rare mineral, which until now has only been described from its type locality Dara-i-Pioz, Tajikistan. At Ilímaussaq moskvinite-(Y) was discovered in a drill core from Kvanefjeld, ...
  • First record of Brachypsyche sibirica (Martynov, 1924) (Trichoptera, Limnephilidae) from Norway 
    Elven, Hallvard; Andersen, Trond (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Brachypsyche sibirica (Martynov, 1924) (Trichoptera, Limnephilidae) is recorded for the first time in Norway based on a male specimen collected in Lom in 1963 by Carl Fredrik Lühr. The species has a Palaearctic distribution ...
  • First records of the ichneumonid wasp Misetus nordicator Selfa, 1995 (Hymenoptera, Ichneumonidae) outside Sweden, with the description of the male 
    Kolarov, Janko; Hansen, Lars Ove (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    This study deals with the first Norwegian records of the ichneumonid wasp Misetus nordicator Selfa, 1995. 24 males and one female were recorded from 13 Norwegian localities in the period 1996–2016: i.e. Østfold [Ø] Halden: ...
  • First three-dimensional skull of the Middle Triassic mixosaurid ichthyosaur Phalarodon fraasi from Svalbard, Norway 
    Roberts, Aubrey Jane; Engelschiøn, Victoria Sjøholt; Hurum, Jørn Harald (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The marine Middle Triassic sediments of Svalbard are rich in fossiliferous material and are particularly well-known for marine reptile fossils. Here, we present a new specimen of the small-bodied mixosaurid ichthyosaur ...
  • Fitting and evaluating univariate and multivariate models of within-lineage evolution 
    Voje, Kjetil Lysne (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    The nature of phenotypic evolution within lineages is central to many unresolved questions in paleontology and evolutionary biology. Analyses of evolutionary time series of ancestor–descendant populations in the fossil ...
  • Five Ways of Characterizing Agricultural Land Use Dynamics and Abandonment from Subsidy Data 
    Dramstad, Wenche; Sang, Neil; Mathiesen, Henrik Forsberg; Bryn, Anders (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abandonment of agricultural land is a process described from different regions of many industrialized countries. Given the current focus on land use, land use change and food security, it appears highly relevant to develop ...
  • Flagellum tapering and midpiece volume in songbird spermatozoa 
    Cramer, Becky; Grønstøl, Gaute; Lifjeld, Jan Terje (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    In contrast to numerous studies on spermatozoa length, relatively little work focuses on the width of spermatozoa, and particularly the width of the midpiece and flagellum. In flagellated spermatozoa, the flagellum provides ...
  • Floral gene resources from basal angiosperms for comparative genomics research 
    Albert, Victor A; Soltis, Douglas E; Carlson, John E; Farmerie, William G; Wall, P K; Ilut, Daniel C; Solow, Teri M; Mueller, Lukas A; Landherr, Lena L; Hu, Yi; Buzgo, Matyas; Kim, Sangtae; Yoo, Mi-Jeong; Frohlich, Michael W; Perl-Treves, Rafael; Schlarbaum, Scott E; Bliss, Barbara J; Zhang, Xiaohong; Tanksley, Steven D; Oppenheimer, David G; Soltis, Pamela S; Ma, Hong; dePamphilis, Claude W; Leebens-Mack, James H (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2005)
    Background The Floral Genome Project was initiated to bridge the genomic gap between the most broadly studied plant model systems. Arabidopsis and rice, although now completely sequenced and under intensive ...
  • Foraging on human-derived foods by urban bird species 
    Støstad, Hanna Nyborg; Aldwinckle, Phil; Allan, Andrew; Arnold, Kathryn E (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)
    Capsule: Providing peanuts on bird feeders was shown to attract more individuals and more species than providing cheese or bread. Aims: To investigate how the provision of different human-derived foods affected visit rates ...
  • Forecasting the continued naturalization of widely planted alien conifers: On Sitka spruce (Picea sitchensis) in Norway 
    Vollering, Julien (Doctoral thesis / Doktoravhandling, 2022)
    Imported plants frequently spread from where they are planted — forestry conifers being a prime example. A particular species may spread rapidly into many ecosystems across a large area, or its spread may be more gradual ...
  • Foster- og adoptivforeldres opplevelser. Å være omsorgsgiver for et barn som prenatalt har blitt eksponert for heroin og blandingsmisbruk 
    Larssen, Maren (Master thesis / Group thesis / Hovedoppgave / Gruppeoppgave, 2014)
  • Functional diversity and community assembly of river invertebrates show globally consistent responses to decreasing glacier cover 
    Brown, Lee E.; Khamis, Kieran; Wilkes, Martin; Blaen, Phillip; Brittain, John E; Carrivick, Jonathan L.; Fell, Sarah; Friberg, Nikolai; Füreder, Leopold; Gíslason, Gísli M; Hainie, Sarah; Hannah, David M.; James, William H. M.; Lencioni, Valeria; Olafsson, Jon S.; Robinson, Christopher T.; Saltveit, Svein J; Thompson, Craig; Milner, Alexander M. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
    Global change threatens invertebrate biodiversity and its central role in numerous ecosystem functions and services. Functional trait analyses have been advocated to uncover global mechanisms behind biodiversity responses ...
  • Functional structure of European forest beetle communities is enhanced by rare species 
    Burner, Ryan; Drag, Lukas; Stephan, Jörg G.; Birkemoe, Tone; Wetherbee, Ross; Muller, Jörg; Siitonen, Juha; Snäll, Tord; Skarpaas, Olav; Potterf, Mária; Doerfler, Inken; Gossner, Martin M.; Schall, Peter; Weisser, Wolfgang W.; Sverdrup-Thygeson, Anne (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Biodiverse communities have been shown to sustain high levels of multifunctionality and thus a loss of species likely negatively impacts ecosystem functions. For most taxa, however, roles of individual species are poorly ...