Animal intelligence: Experimental studies

The statements about human nature made by psychologists are of two sorts,—statements about _consciousness_, about the inner life of thought and feeling, the ‘self as conscious,’...

This monograph is an attempt at an explanation of the nature of the process of association in the animal mind. Inasmuch as there have been no extended researches of a character...

The data to be presented in this article were obtained in the course of a series of experiments conducted in connection with the psychological laboratory of Harvard University d...

Numerous facts witness in a vague way to the ability of fishes to profit by experience and fit their behavior to situations unprovided for by their innate nervous equipment. All...

The literary form of this monograph is not at all satisfactory to its author. Compelled by practical considerations to present the facts in a limited space, he has found it nece...

_Behavior is predictable._ The first law of behavior, one fraction of the general law of the uniformity of nature, is that with life and mind, as with mass and motion, the same...

To the intelligent man with an interest in human nature it must often appear strange that so much of the energy of the scientific world has been spent on the study of the body a...