... identity, of the initiator of the interaction. Scentmarking was divided into four categories: defecation, urina-tion, pelage rubbing and abdominal rubbing. Pelage rubbingis a distinct behavior in ... pulverized, and a subsample of c. 0.2 g wasboiled for 20 min in 10 mL of absolute ethanol. AfterTable 1 Female wolverines Gulo gulo included in the study, their origin and year of birth, number of breeding ... which begins by describing the spatialstructures of individuals, and then treating social interac-tions as a function of these spatial structures (Sandell, 1989).There are many examples of intraspecific...