An Introduction to Comparative Psychology

action activity æsthetic afferent afferent nerves analysis Animal Intelligence animal psychology animals association automatic birds brain cerebral cortex cerebral hemispheres chapter chicks co-ordination colour comparative psychology complex conception conceptual thought continuity control centres correlation definite determinate differentiated distinguish dualism elements emotional endeavour energy evolution existence experience explain external eyes fact faculty focal hypothesis impression or idea impulses individual inference infra-conscious instinctive intelligence interpretation introspection involves L. T. Hobhouse logical marginal matter memory ment merely method mind modes monistic motor motor-sensations natural selection nature nerves ness objective aspect observations organic ovum particular pecked perceived perception of relations physiological practical present probably protoplasm psychical wave psychology pyramidal tract question reached regard retinal sciousness selective synthesis sensations sense sense-experience sensory sentience sequence similar stick stimulus subconscious suggested suppose synthetic tion transitions in consciousness vibrations visual field visual impressions wave of consciousness word