An Introduction to Comparative Psychology

action activity æsthetic afferent afferent nerves analysis animals association body brain cerebral cortex cerebral hemispheres chapter chicks co-ordination comparative psychology complex conception constitute continuity control centres coral snake correlation curve definite determined dualism emotional endeavour evolution existence experience explain external eyes fact faculties focus of consciousness hypothesis impression or idea impulses individual induction inferences infra-conscious intelligence interpretation introspection involves knowledge logical marginal matter ment mental processes merely method method of levels mind modes molecular disturbance monistic motor motor-sensations nature nerve-centres nerves ness objective aspect observation organic ovum particular pecked perceived perception of relations physiological practical present probably protoplasm psychical wave pyramidal tract question reached regard representative retinal scientific sciousness secondary suggestion selective synthesis sensations sense sense-experience sentience sequence similar sound stick stimulus subconscious suppose synthetic thought tion vibrations visual impressions W. H. Hudson wave of consciousness word