Same-sex sexual behavior observed in dozens of primate species, suggesting evolutionary origin

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...
insider.si.edu

Function and evolution of behavior an historical sample from the pens of ethologists Edited by Peter H. Klopfer and Jack P. Hailman

A. The formulations of Lorenz and Tinbergen -- The comparative method in studying innate behaviour patterns / K.Z. Lorenz -- B. Some criticisms of the views of Lorenz and Tinbergen -- Is modern ...
Psychology Today

The Evolution of Sex: Gender, Mating, and Social Relations

The evolution of sex, gender, mating strategies, and social relationships are hot topics in the study of nonhuman and human behavior. 1 People from many different disciplines are weighing on these and ...
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The Key Concepts of Behaviorism in Psychology

Have you ever wondered exactly why people do what they do? According to a school of thought known as behaviorism, it all comes down to the patterns of learning we've acquired through associations, ...