A method for rating the individual distinctiveness of domestic cats

Fourteen adult female domestic cats were watched by two observers for 3 months. Ratings of 18 aspects of each cat's behavioural style were obtained independently from each observer. Correlations between observers were statistically significant for 15 of the 18 aspects and seven of the correlation coefficients were greater than 0·7. The ratings were compared with results of direct recording methods, where equivalent measures were available and,...