The fearless avoiders: comparison of various strains of rats in an active avoidance task.
D000818:Animals; D001288:Attention; D001362:Avoidance Learning; D001522:Behavior, Animal; D004644:Emotions; D005106:Exploratory Behavior; D005108:Extinction, Psychological; D005239:Fear; D005824:Genetics, Behavioral; D008297:Male; D051381:Rats; D013045:Species Specificity