Straußenpolitik: Neue Tierfabeln

Zoölogische Philosophie Of beschouwingen over de Natuurlijke Historie der dieren etc.

Jean Baptiste Pierre Antoine de Monet de Lamarck

Dit werk is een uitgebreide filosofische verhandeling over de natuurlijke geschiedenis van dieren, geschreven…

The Dawn of Reason; or, Mental Traits in the Lower Animals

James Weir, Jr.

James Weir, Jr.’s The Dawn of Reason; or, Mental Traits in the Lower Animals is a concise survey of…

The Expression of the Emotions in Man and Animals

Charles Darwin

The work is a scientific treatise that surveys how emotions are manifested in both humans and a wide range of…

Clever Hans (The Horse of Mr. Von Osten) A contribution to experimental animal and human psychology

Oskar Pfungst

Intelligence in Plants and Animals Being a New Edition of the Author's Privately Issued "Soul and Immortality."

Thomas G. Gentry

Animal intelligence: Experimental studies

Edward L. Thorndike