Biology, life sciences Ecological science, the Biosphere Research & information: general SEM-based multivariate approach Ursus maritimus asymmetric diversity asymmetric preference asymmetry behavioral stability behavioural instability benefits symmetry biomonitoring tool bone graft bone regeneration bone tissue captivity confirmatory factor analysis corporate image disturbance dynamic incentive enrichment environmental stress ethogram evolutionary game experimental study exploratory factor analysis fibrin inertial route choice olfactory stimuli pharmaceutical marketing