title: Open-field defecation in rats: relationships with body weight and basal defecation level.
mesh_terms: D000818:Animals; D001835:Body Weight; D003672:Defecation; D004644:Emotions; D005106:Exploratory Behavior; D005260:Female; D006702:Homing Behavior; D006799:Housing, Animal; D008124:Locomotion; D008297:Male; D051381:Rats; D012737:Sex Factors; D013045:Species Specificity