Browsing Institutt for natur, helse og miljø by Subject "Castoreum"
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A test of the dear enemy phenomenon in the Eurasian beaver
(Journal article; Peer reviewed, 2002)We tested the hypothesis that Eurasian beavers, Castor fiber, display the dear enemy phenomenon; that is, they respond less aggressively to intrusions by their territorial neighbours than intrusions by nonterritorial ... -
Do Eurasian beavers smear their pelage with castoreum and anal gland secretion
(Journal article; Peer reviewed, 2002)The scent-matching hypothesis postulates that scent marks provide an olfactory link between a resident owner and his territory, and that this enables intruding animals to recognize the chance of escalated conflicts. However, ... -
Odorant source used in Eurasian beaver territory marking
(Journal article; Peer reviewed, 2001)Mammals use urine, feces, or the secretion of specialized skin glands to mark their territories. These sources can carry different information and, thus, have different functions. Presently it is not known if beavers (Castor ... -
Scent-marking in the Eurasian beaver (Castor fiber) as a means of territory defense
(Journal article; Peer reviewed, 1998)Beaver (Castor spp.) normally scent mark by depositing castoreum and/or anal gland secretion on scent mounds close to the water's edge. The aim of this study was to investigate the hypothesis that the Eurasian beaver (C. ... -
Subspecies discrimination in the Scandinavian beaver (Castor fiber): combining behavioral and chemical evidence
(Journal article; Peer reviewed, 2004)Geographic isolation is one of several models that has been proposed to explain the evolutionary course of speciation. In this study, we examined how geographical isolation may affect subspecies discrimination in the ...