• No place like home? A test of the natal habitat-biased dispersal hypothesis in Scandinavian wolves 

      Sanz Perez, Ana; Ordiz Fernandez, Andres Avelino; Sand, Håkan; Swenson, Jon; Wabakken, Petter; Wikenros, Camilla; Zimmermann, Barbara; Åkesson, Mikael; Milleret, Cyril Pierre (Peer reviewed; Journal article, 2018)
    • Of wolves and bears: Seasonal drivers of interference and exploitation competition between apex predators 

      Tallian, Aimee Grace; Ordiz, Andres; Metz, Matthew C.; Zimmermann, Barbara; Wikenros, Camilla; Smith, Douglas W.; Stahler, Daniel R.; Wabakken, Petter; Swenson, Jon; Sand, Håkan; Kindberg, Jonas (Peer reviewed; Journal article, 2021)
      Competition between apex predators can alter the strength of top-down forcing, yet we know little about the behavioral mechanisms that drive competition in multipredator ecosystems. Interactions between predators can be ...
    • Of wolves and bears: Seasonal drivers of interference and exploitation competition between apex predators 

      Tallian, Aimee Grace; Ordiz, Andres; Metz, Matthew C.; Zimmermann, Barbara; Wikenros, Camilla; Smith, Douglas W.; Stahler, Daniel R.; Wabakken, Petter; Swenson, Jon; Sand, Håkan; Kindberg, Jonas (Peer reviewed; Journal article, 2022)
      Competition between apex predators can alter the strength of top-down forcing, yet we know little about the behavioral mechanisms that drive competition in multipredator ecosystems. Interactions between predators can be ...
    • Oppvekstrevirets effekt på habitatvalg hos voksne ulver: Utredning om ulv og bosetting del 4 

      Sanz Perez, Ana; Milleret, Cyril; Ordiz, Andrés; Uzal, Antonio; Carricondo-Sanchez, David; Eriksen, Ane; Sand, Håkan; Wabakken, Petter; Wikenros, Camilla; Åkesson, Mikael; Zimmermann, Barbara (Skriftserien;11/2018, Research report, 2019)
      Vi undersøkte hvorvidt graden av menneskelig påvirkning i skandinaviske ulvers oppvekstrevir kunne forklare noe av variasjonen i deres habitatvalg og områdebruk i forhold til menneskelig aktivitet og infrastruktur. Først ...
    • Phenology of brown bear breeding season and related geographical cues 

      Garcia-Rodriguez, A; Rigg, R.; Elguero-Claramunt, I.; Bojarska, Katarzyna; Krofel, M.; Parchizadeh, Jamshid; Pataky, T.; Seryodkin, I.; Skuban, M.; Wabakken, Petter; Zieba, F.; Zwijacz-Kozica, T.; Selva, N. (Peer reviewed; Journal article, 2020)
      Knowledge about breeding biology is often incomplete in species with complex reproductive strategies. The brown bear Ursus arctos is a polygamous seasonal breeder inhabiting a wide variety of habitats and environmental ...
    • Poaching-related disappearance rate of wolves in Sweden was positively related to population size and negatively to legal culling 

      Liberg, Olof; Suutarinen, Johanna; Åkesson, Mikael; Andrén, Henrik; Wabakken, Petter; Wikenros, Camilla; Sand, Håkan (Peer reviewed; Journal article, 2020-03-14)
      Poaching is an important limiting factor for many large carnivore populations worldwide and the effect that legal culling has on poaching rate on wolf (Canis lupus) is debated. We used data linked to population monitoring ...
    • Predasjonsmønster hos enslige ulver og ulver på vandring. Utredning om ulv og elg del 3 

      Sand, Håkan; Wikenros, Camilla; Zimmermann, Barbara; Eriksen, Ane; Holen, Frode; Wabakken, Petter (Skriftserien;24/2019, Research report, 2019)
      Ulven er et sosialt rovdyr, og den største andelen (oftest 80-90%) av bestanden lever i flokker eller par innenfor avgrensede revir som aktivt forsvares mot artsfrender. I tillegg består en ulvebestand av enslige ulver som ...
    • Predator-dependent functional response in wolves: from food limitation to surplus killing 

      Zimmermann, Barbara; Sand, Håkan; Wabakken, Petter; Liberg, Olof; Andreassen, Harry Peter (Journal article; Peer reviewed, 2014)
      The functional response of a predator describes the change in per capita kill rate to changes in prey density. This response can be influenced by predator densities, giving a predator-dependent functional response. In ...
    • Prey Selection of Scandinavian Wolves: Single Large or Several Small? 

      Sand, Håkan; Eklund, Ann; Zimmermann, Barbara; Wikenros, Camilla; Wabakken, Petter (Journal article; Peer reviewed, 2016)
      Research on large predator-prey interactions are often limited to the predators' primary prey, with the potential for prey switching in systems with multiple ungulate species rarely investigated. We evaluated wolf (Canis ...
    • Prosjekt innlandsoter : utbredelse og bestandsutvikling av oter i Hedmark fylke 1901-2002 

      Dötterer, Michael; Wabakken, Petter; Zimmermann, Barbara; Christensen, Hanne; Maartmann, Erling; Omland, Marius; Johansen, Tom; Arnemo, Jon Martin (Oppdragsrapport, Research report, 2008)
      Norsk: En analyse av jaktstatistikken viser en kontinuerlig nedgang i oter-bestanden i Hedmark (og i det kontinentale Skandinavia) fra 1901 til 1954. I Norge har oteren vært totalfredet siden 1982, og på Østlandet siden ...
    • The return of large carnivores: Using hunter observation data to understand the role of predators on ungulate populations 

      Tallian, Aimee Grace; Ordiz Fernandez, Andres Avelino; Zimmermann, Barbara; Sand, Håkan; Wikenros, Camilla; Wabakken, Petter; Bergqvist, Göran; Kindberg, Jonas (Peer reviewed; Journal article, 2021)
      Large carnivores play a key ecological role in nature, yet quantifying the effects of predation at large spatiotemporal scales remains challenging. Wolves and brown bears have recovered in Sweden, where they share the same ...
    • Sarcoptic mange in the Scandinavian wolf Canis lupus population 

      Fuchs, Boris; Zimmermann, Barbara; Wabakken, Petter; Bornstein, Set; Månsson, Johan; Evans, Alina L.; Liberg, Olof; Sand, Håkan; Kindberg, Jonas; Ågren, Erik O.; Arnemo, Jon Martin (Journal article; Peer reviewed, 2016)
      Background: Sarcoptic mange, a parasitic disease caused by the mite Sarcoptes scabiei, is regularly reported on wolves Canis lupus in Scandinavia. We describe the distribution and transmission of this parasite within the ...
    • Scavenging patterns of an inbred wolf population in a landscape with a pulse of human-provided carrion 

      Wikenros, Camilla; Di Bernardi, Cecilia; Zimmermann, Barbara; Åkesson, Mikael; Demski, Maike; Flagstad, Øystein; Mattisson, Jenny; Tallian, Aimee Grace; Wabakken, Petter; Sand, Håkan (Peer reviewed; Journal article, 2023)
      Scavenging is an important part of food acquisition for many carnivore species that switch between scavenging and predation. In landscapes with anthropogenic impact, humans provide food that scavenging species can utilize. ...
    • Sesongkonflikter mellom mennesker og ulv i områder med snø og trekkelg: Ulv i Slettåsreviret, 2009-2018: Utredning om ulv og bosetting del 5 

      Wabakken, Petter; Zimmermann, Barbara; Eriksen, Ane; Maartmann, Erling; Nordli, Kristoffer; Carricondo-Sanchez, David; Sand, Håkan; Wikenros, Camilla (Skriftserien;12/2018, Research report, 2019)
      Mennesker bosatt innenfor ulverevir kan observere ulv, ulvespor eller sportegn i sitt nærmiljø, og det er ikke uvanlig at det blir debatt omkring ulvenes nærhet til bosetting og hvorvidt atferden som observeres er normal ...
    • Shoot, shovel and shut up: cryptic poaching slows restoration of a large carnivore in Europe 

      Liberg, Olof; Chapron, Guillaume; Wabakken, Petter; Pedersen, Hans Christian; Hobbs, N. Thompson; Sand, Håkan (Journal article; Peer reviewed, 2012)
      Poaching is a widespread and well-appreciated problem for the conservation of many threatened species. Because poaching is illegal, there is strong incentive for poachers to conceal their activities, and consequently, ...
    • Slettåsulvenes atferd i forhold til menneskelig bosetting gjennom et helt år: Utredning om ulv og bosetting del 6 

      Zimmermann, Barbara; Wabakken, Petter; Eriksen, Ane; Maartmann, Erling; Carricondo-Sanchez, David; Versluijs, Erik; Sand, Håkan; Wikenros, Camilla (Skriftserien;13/2018, Research report, 2019)
      Etter at Slettåsulvene i 2009 etablerte revir i et område som har vært tomt for ynglende ulv i trolig over hundre år, har det vært en vedvarende konflikt om ulvers atferd i forhold til bosetting. Slettåsulvene ble av lokalt ...
    • Spatial and temporal cohesion of parents and offspring in a social large carnivore 

      Nordli, Kristoffer; Wabakken, Petter; Eriksen, Ane; Sand, Håkan; Wikenros, Camilla; Maartmann, Erling; Zimmermann, Barbara (Peer reviewed; Journal article, 2023)
      Social organization in animals is a fundamental factor driving population dynamics and individual spatial distribution. Affiliation among kin is common in social groups, but kinship is no safeguard against intraspecific ...
    • Spredningsulvers bevegelser i forhold til menneskelig infrastruktur: Utredning om ulv og bosetting del 3 

      Eriksen, Ane; Zimmermann, Barbara; Wabakken, Petter; Carricondo-Sanchez, David; Sand, Håkan; Wikenros, Camilla (Skriftserien;10/2018, Research report, 2019)
      I denne rapporten presenterer vi den første telemetristudien av skandinaviske ungulvers habitatbruk under utvandring. Ulvers vandringsruter følger ofte landskapskorridorer som dalfører og veier, og i spredningsfasen vil ...
    • A Standardized Method for Experimental Human Approach Trials on Wild Wolves 

      Eriksen, Ane; Versluijs, Erik; Fuchs, Boris; Zimmermann, Barbara; Wabakken, Petter; Ordiz, Andres; Sunde, Peter; Wikenros, Camilla; Sand, Håkan; Gillich, Benjamin; Michler, Frank; Nordli, Kristoffer; Sanchez, David Carricondo; Gorini, Lucrezia; Rieger, Siegfried (Peer reviewed; Journal article, 2022)
      As wolves recolonize areas of Europe ranging from moderate to high anthropogenic impact, fear of wolves is a recurring source of conflict. Shared tools for evaluating wolf responses to humans, and comparing such responses ...
    • Testing the influence of habitat experienced during the natal phase on habitat selection later in life in Scandinavian wolves 

      Milleret, Cyril; Ordiz, Andres; Sanz Perez, Ana; Uzal, Antonio; Sanchez, David Carricondo; Eriksen, Ane; Sand, Håkan; Wabakken, Petter; Wikenros, Camilla; Åkesson, Mikael; Zimmermann, Barbara (Peer reviewed; Journal article, 2019)