• Activity patterns of predator and prey : a simultaneous study of GPS-collared wolves and moose 

      Eriksen, Ane; Wabakken, Petter; Zimmermann, Barbara; Andreassen, Harry Peter; Arnemo, Jon Martin; Gundersen, Hege; Liberg, Olof; Linnell, John; Milner, Jos M.; Pedersen, Hans Christian; Sand, Håkan; Solberg, Erling J.; Storaas, Torstein (Journal article; Peer reviewed, 2011)
      We studied the simultaneous activity patterns of a breeding wolf, Canis lupus, pair and five adult moose, Alces alces, cows from April to November 2004 in a wolf territory in southeastern Norway. All study animals were GPS ...
    • Agent-based models predict patterns and identify constraints of large carnivore recolonizations, a case study of wolves in Scandinavia 

      Recio, Mariano R.; Singer, Alexander; Wabakken, Petter; Sand, Håkan (Peer reviewed; Journal article, 2020)
      Large carnivores are recolonizing areas of their historical range in Europe. This process has strong implications for conservation and management related to human-wildlife conflicts. Analyses and modelling of the observed ...
    • Atferdsstudier på ulv i Slettås- og Osdalsreviret: Foreløpige resultater fra feltperioden januar–februar 2017 

      Zimmermann, Barbara; Wabakken, Petter; Eriksen, Ane; Maartmann, Erling; Holen, Frode; Dahl, Espen R.; Nordli, Kristoffer; Teräväinen, Malin; Fuchs, Boris; Svarstad, Ingvild B.; Fredriksson, Øyvind; Sand, Håkan; Wikenros, Camilla (Oppdragsrapport;1/2017, Research report, 2017)
      Ulver i Slettåsreviret har i flere år blitt beskrevet som nærgående av lokalbefolkningen og media. Fem individer av flokken ble derfor merket med GPS-halsbånd i januar 2017, samtidig som ni ulver fra naboflokken i Osdalsreviret ...
    • Behavioral responses of wolves to roads: scale-dependent ambivalence 

      Zimmermann, Barbara; Nelson, Lindsey; Wabakken, Petter; Sand, Håkan; Liberg, Olof (Journal article; Peer reviewed, 2014)
      Throughout their recent recovery in several industrialized countries, large carnivores have had to cope with a changed landscape dominated by human infrastructure. Population growth depends on the ability of individuals ...
    • Brown bear attacks on humans: a worldwide perspective 

      Bombieri, Giulia; Naves, J.; Penteriani, Vincenzo; Selva, Nuria; Fernández-Gil, Alberto; López-Bao, J. V.; Ambarli, H.; Bautista, Carlos; Støen, Ole-Gunnar; Swenson, Jon; Wabakken, Petter; Bespalova, T.; Bobrov, V.; Bolshakov, V.; Bondarchuk, S.; Camarra, J.J.; Chiriac, S.; Ciucci, P.; Dutsov, A.; Dykyy, I.; Fedriani, J.M.; García-Rodríguez, A.; Garrote, P.J.; Gashev, S.; Groff, C.; Gutleb, B.; Haring, B.; Härkönen, S.; Huber, D.; Kaboli, M.; Kalinkin, Y.; Karamanlidis, A.A.; Karpin, V.; Kastrikin, V.; Khlyap, L.; Khoetsky, P.; Kojola, I.; Korolev, A.; Korytin, N.; Kozsheechkin, V.; Krofel, M.; Kurhinen, J.; Kuznetsova, I.; Larin, E.; Levykh, A.; Mamontov, Mamontov.; Männil, P.; Melovski, D.; Mertzanis, Y.; Meydus, A. (Peer reviewed; Journal article, 2019)
      The increasing trend of large carnivore attacks on humans not only raises human safety concerns but may also undermine large carnivore conservation efforts. Although rare, attacks by brown bears Ursus arctos are also on ...
    • Building a mechanistic understanding of predation with GPS-based movement data 

      Merrill, Evelyn; Sand, Håkan; Zimmermann, Barbara; McPhee, Heather; Webb, Nathan; Hebblewhite, Mark; Wabakken, Petter; Frair, Jacqueline (Journal article; Peer reviewed, 2010)
      Quantifying kill rates and sources of variation in kill rates remains an important challenge in linking predators to their prey. We address current approaches to using GPS-based movement data for quantifying key predation ...
    • Competition between apex predators? Brown bears decrease wolf kill rate on two continents 

      Tallian, Aimee; Ordiz, Andres; Metz, Matthew C.; Milleret, Cyril; Wikenros, Camilla; Smith, Douglas W.; Stahler, Daniel R.; Kindberg, Jonas; MacNulty, Daniel R.; Wabakken, Petter; Swenson, Jon; Sand, Håkan (Journal article; Peer reviewed, 2017)
      Trophic interactions are a fundamental topic in ecology, but we know little about how competition between apex predators affects predation, the mechanism driving top-down forcing in ecosystems.We used long-term datasets ...
    • Data to model risks for recolonizing wolves in Scandinavia through the integration of territory presence and human-driven mortalities 

      Recio, Mariano R; Zimmermann, Barbara; Wikenros, Camilla; Zetterberg, Andreas; Wabakken, Petter; Sand, Håkan (Peer reviewed; Journal article, 2018)
    • Decomposing risk: landscape structure and wolf behavior generate different predation patterns in two sympatric ungulates 

      Gervasi, Vincenzo; Sand, Håkan; Zimmermann, Barbara; Mattisson, Jenny; Wabakken, Petter; Linnell, John D.C. (Journal article; Peer reviewed, 2013)
      Recolonizing carnivores can have a large impact on the status of wild ungulates, which have often modified their behavior in the absence of predation. Therefore, understanding the dynamics of reestablished predator–prey ...
    • Den site selection by male brown bears at the population’s expansion front 

      Eriksen, Ane; Wabakken, Petter; Maartmann, Erling; Zimmermann, Barbara (Peer reviewed; Journal article, 2018)
    • Drone-borne monitoring of moose 

      Mayer, Martin; Vogler, Thomas; Ausilio, Giorgia; Kirchner, Theresa; Mathisen, Karen Marie; Evans, Alina L.; Eriksen, Ane; Heurich, Marco; Naumov, Vladimir; Wabakken, Petter; Zimmermann, Barbara (Oppdragsrapport;4/2024, Research report, 2024)
      Norsk: Droner er en lovende ny teknologi for overvåking av viltbestander. I dette prosjektet evaluerte vi bruken av droner som et verktøy for overvåking av elg (Alces alces) populasjoner og beiting i den skandinaviske ...
    • Effects of large carnivores, hunter harvest, and weather on the mortality of moose calves in a partially migratory population 

      Ausilio, Giorgia; Sand, Håkan; Wikenros, Camilla; Aronsson, Malin; Milleret, Cyril Pierre; Nordli, Kristoffer; Wabakken, Petter; Eriksen, Ane; Persson, Jens; Maartmann, Erling; Mathisen, Karen Marie; Zimmermann, Barbara (Peer reviewed; Journal article, 2023)
      Survival of juvenile ungulates represents an important demographic parameter that influences population dynamics within ecosystems. In many ecological systems, the mortality of juvenile ungulates is influenced by various ...
    • Effekter av ulv på elgbestanden: da ulven kom og forsvant fra Koppangkjølen 

      Storaas, Torstein; Pedersen, Simen; Andreassen, Harry Peter; Arnemo, Jon Martin; Dötterer, Michael; Eriksen, Ane; Frugaard, Anne; Gundersen, Hege; Haug, Thor A.; Milner, Jos; Maartmann, Erling; Nicolaysen, Knut B.; Nilsen, Erlend B.; Rønning, Håvard; Solberg, Erling J.; Steinset, Ole K.; Strømseth, Thomas; Wabakken, Petter; Zimmermann, Barbara; Aalbu, Frode (Oppdragsrapport;1/2008, Research report, 2008)
      Norsk: Fra 1997 til 2005 hevdet ulv revir på Koppangkjølen i Stor-Elvdal og Rendalen kommuner, Hedmark Fylke. Vi fulgte elgbestanden i området gjennom SETT ELG, takseringer fra helikopter og ved hjelp av radiomerkede elger. ...
    • Elg i ulverevir: predasjon og elgjakt. Utredning om ulv og elg del 2 

      Zimmermann, Barbara; Wikenros, Camilla; Sand, Håkan; Eriksen, Ane; Wabakken, Petter (Skriftserien;23/2019, Research report, 2019)
      I Skandinavia er ulvebestanden regulert av jakt. Dette medfører at ulvens påvirkning på byttedyrbestandene begrenses sammenlignet med uregulerte rovviltbestander og hovedsakelig konsentreres til områder med stasjonære, ...
    • Elg som næring: Et forprosjekt om forvaltning av ressursen elg i områder med rovdyr, trafikk og aktivt skogbruk 

      Storaas, Torstein; Andreassen, Harry Peter; Gundersen, Hege; Kastdalen, Leif; Brottveit, Ånund; Wabakken, Petter; Arnemo, Jon Martin; Fremming, Odd Reidar; Henriksen, Hege; Hesjadalen, Magnar (Rapport;11/1999, Research report, 1999)
      Norsk: Vi har utformet en skisse for et prosjekt som skal gi svar på om elgbestanden i Stor-Elvdal kan gi grunnlag for en økonomisk levedyktig, og økologisk bærekraftig, næringsvirksomhet. Prosjektet er delt i økologiske ...
    • Environmental and anthropogenic features mediate risk from human hunters and wolves for moose 

      Ausilio, Giorgia; Wikenros, Camilla; Sand, Håkan; Wabakken, Petter; Eriksen, Ane; Zimmermann, Barbara (Peer reviewed; Journal article, 2022)
      Landscape characteristics, seasonal changes in the environment, and daylight conditions influence space use and detection of prey and predators, resulting in spatiotemporal patterns of predation risk for the prey. When ...
    • Functional traits driving species role in the structure of terrestrial vertebrate scavenger networks 

      Sebastián-González, Esther; Morales-Reyes, Zebensui; Botella, Francisco; Naves-Alegre, Lara; Pérez-García, Juan M.; Mateo-Tomás, Patricia; Olea, Pedro P.; Moleón, Marcos; Barbosa, Jomar Magalhães; Hiraldo, Fernando; Arrondo, Eneko; Donázar, José A.; Cortés-Avizanda, Ainara; Selva, Nuria; Lambertucci, Sergio A.; Bhattacharjee, Aishwarya; Brewer, Alexis; Abernethy, Erin; Turner, Kelsey; Beasley, James C.; DeVault, Travis L.; Gerke, Hannah C.; Rhodes, Olin E.; Ordiz, Andres; Wikenros, Camilla; Zimmermann, Barbara; Wabakken, Petter; Wilmers, Christopher C.; Smith, Justine A.; Kendall, Corinne J.; Ogada, Darcy; Frehner, Ethan; Allen, Maximilian L.; Wittmer, Heiko U.; Butler, James R. A.; du Toit, Johan T.; Margalida, Antoni; Oliva-Vidal, Pilar; Wilson, David; Jerina, Klemen; Krofel, Miha; Kostecke, Rich; Inger, Richard; Per, Esra; Ayhan, Yunus; Sancı, Mehmet; Yılmazer, Ünsal; Inagaki, Akino; Koike, Shinsuke; Samson, Arockianathan; Perrig, Paula L.; Spencer, Emma E.; Newsome, Thomas M.; Heurich, Marco; Anadón, José D.; Buechley, Evan R.; Gutiérrez-Cánovas, Cayetano; Elbroch, L. Mark; Sánchez-Zapata, José A. (Peer reviewed; Journal article, 2021)
      Species assemblages often have a non-random nested organization, which in vertebrate scavenger (carrion-consuming) assemblages is thought to be driven by facilitation in competitive environments. However, not all scavenger ...
    • Genetic signature of immigrants and their effect on genetic diversity in the recently established Scandinavian wolf population 

      Åkesson, Mikael; Flagstad, Øystein; Aspi, Jouni; Kojola, Ilpo; Liberg, Olof; Wabakken, Petter; Sand, Håkan (Peer reviewed; Journal article, 2021)
      Transboundary connectivity is a key component when conserving and managing animal species that require large areas to maintain viable population sizes. Wolves Canis lupus recolonized the Scandinavian Peninsula in the early ...
    • Genomic consequences of intensive inbreeding in an isolated wolf population 

      Kardos, Marty; Åkesson, Mikael; Fountain, Toby; Flagstad, Øystein; Liberg, Olof; Olason, Pall; Sand, Håkan; Wabakken, Petter; Wikenros, Camilla; Ellegren, Hans (Journal article, 2017)
      Inbreeding (mating between relatives) is a major concern for conservation as it decreases the fitness of offspring and can increase the extinction risk of populations. While pedigrees have traditionally been used to measure ...