what is meant by comparative psychology?
Comparative Psychology is a sub-discipline of psychology and ethology of biology By Gary Greenberg, PhD (To appear in the forthcoming Encyclopedia of the Sciences of Learning, Springer) Comparative Psychology and Ethology are both sciences which study animal behavior, typically non-human behavior, though both have often studied humans. Comparative Psychology is a sub-discipline of psychology and ethology of biology. Both can trace their roots to the late 19th century.