37099. Dewsbury, D. A.   Factor Analyses of Measures of Copulatroy Behavior in Three Species of Muroid Rodents.   Taylor & Francis, 1977, Journal of Comparative and Physiological Psychology, 93 (5) ; 868-878, 5 tables.   Reprint, stapled text, previous owners marks on front page, other minor signs of use and age, very good condition.    $3.00

37097. Gray, G. D. et al.   Adaptive Significance of the Copulatry Behavior Patter of Male Meadow Voles (Microtus pennsylvanicus) in Relation to Induction of Ovulation and Implantation in Females.   Taylor & Francis, 1977, Journal of Comparative and Physiological Psychology, 91 (6) ; 1308-1319, 4 tables.   Reprint, stapled text, previous owners marks on front page, other minor signs of use and age, very good condition.    $3.00

37096. Davis, H. N. et al.   Maternal Age and Male Behavior in Relation to Successful Reproduction by Female Rats (Tattus norvegicus).   Taylor & Francis, 1977, Journal of Comparative and Physiological Psychology, 91 (2) : 281-289.   Reprint, stapled text, previous owners marks on front page, other minor signs of use and age, very good condition.    $3.00

37098. Estep, D. Q. et al.   Copulatory Behavior of Roof Rats (Rattus rattus).   Taylor & Francis, 1978, Journal of Comparative and Physiological Psychology, 92 (2) : 322-334, 5 figures.   Reprint, stapled text, previous owners marks on front page, other minor signs of use and age, very good condition.    $3.00