Exploratory behavior in several species of rodents.

Conflict, arousal, and curiosity.

1960 • 5,766 citations

Toward a comparative psychology of learning.

1960 • 212 citations

“Free” versus “Forced” Exploration of a Novel Situation by Rats

1957 • 165 citations

RESPONSE TO DIFFERENT DEGREES OF NOVELTY: THE INCIDENCE OF VARIOUS ACTIVITIES¹

1958 • 155 citations

The place of innate individual and species differences in a natural-science theory of behavior.

1945 • 148 citations

Escape, exploratory, and food-seeking responses of rats in a novel situation.

1959 • 127 citations