Studying the Mind of Animals
by John B. Watson (1907)
Instructor in Experimental Psychology, University of ChicagoFirst published in The World Today, 12, 421-426.
Kids & animals - drawings from the hands and hearts of children & youth
by Marc Bekoff and Jane Goodall (2011)
The Origin of Species by means of Natural Selection…
by Charles Darwin (1859)
by Bertrand Russel (1921)
The Psychology of Intelligence
by Jean Piaget (1960)
THE SCIENTIFIC EVIDENCES OF ORGANIC EVOLUTION
BY GEORGE J. ROMANES, M.A., LL.D., F.R.S.,
ZOOLOGICAL SECRETARY OF THE LINNEAN SOCIETY
An Essay on the Principle of Population by T. R. Malthus
