Browsing USN Open Archive by Author "Campbell, Ruairidh D."
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Age-related changes in somatic condition and reproduction in the Eurasian beaver: Resource history influences onset of reproductive senescence
Campbell, Ruairidh D.; Rosell, Frank; Newman, Chris; Macdonald, David W. (Journal article; Peer reviewed, 2017)Using 15 years of data from a stable population of wild Eurasian beavers (Castor fiber), we examine how annual and lifetime access to food resources affect individual age-related changes in reproduction and somatic condition. ... -
Territoriality and group sizes in Eurasian beavers (Castor fiber): echoes of settlement and reproduction?
Campbell, Ruairidh D.; Rosell, Frank; Nolet, Bart A.; Dijkstra, Vilmar A.A. (Journal article; Peer reviewed, 2005)According to current theories of territoriality, an animal is expected to defend the smallest area that can provide resources for maximisation of reproduction, known as the lsquoeconomically defendablersquo area. In group ... -
Tool-use in a display behaviour by Eurasian beavers ( Castor fiber )
Thomsen, Liat R.; Campbell, Ruairidh D.; Rosell, Frank (Journal article; Peer reviewed, 2007)Tool use is rare amongst rodents and has never been recorded in connection with agonistic displays. We witnessed a behaviour, stick display (StD), involving tool use in free-living Eurasian beavers (Castor fiber) that we ...