TY - JOUR A1 - Beach, Frank A. T1 - The descent of instinct JF - T. E. McGill (Ed.) Animal Behaviour, New York et al. (Holt, Rinehart and Winston) 1965, pp. 49-58. Y1 - 1965 ER - TY - JOUR A1 - Beach, Frank A. T1 - The snake was a Boojum JF - T. E. McGill (Ed.) Animal Behaviour, New York et al. (Holt, Rinehart and Winston) 1965, pp. 3-15. Y1 - 1965 ER - TY - JOUR A1 - Beach, Frank A. T1 - The Descent of Instinct, JF - The Psychological Review, Vol. 62, (No. 6, 1955), pp. 401-410. Y1 - 1955 N1 - Scan of Fromm's xeroxcopy ER - TY - JOUR A1 - Beach, Frank A. T1 - Animal Research and Psychiatric Theory JF - Psychosomatic Medicine, Vol. XV (No. 5, 1953), pp.374-389. Y1 - 1953 N1 - Scan of Fromm's xeroxcopy ER -