With the discovery of conditioned reflexes by I. P. Pavlov, the possibilities for experimenting, following the example set by the classical, exact sciences, wer

With the discovery of conditioned reflexes by I. P. Pavlov, the possibilities for experimenting, following the example set by the classical, exact sciences, wer

Rough-and-tumble play provided one of the paradigmatic examples of the appli- tion of ethological methods, back in the 1970's. Since then, a modest number of -

Rough-and-tumble play provided one of the paradigmatic examples of the appli- tion of ethological methods, back in the 1970's. Since then, a modest number of -