The Expression of the Emotions in Man and Animals major revision which made Darwin "sick of the subject and myself, and the world". It quickly sold around 7,000 copies and was widely praised as a charming and accessible introduction to Darwin's evolutionary theories. A second edition was published by Darwin's son in 1890, without several revisions suggested by Darwin; these were not published until the third edition of 1999 (edited by Paul Ekman). Published as a sequel to "The Descent of Man", "The Expression" was assured of a wide readership in mid-Victorian England. However, the early death of George Romanes (1848 - 1894) robbed Darwin of a powerful advocate
Emotion in animals to experience emotions in a similar way to humans. The problem is made more problematic by the difficulties in testing for emotions in animals. What is known about human emotion is almost all related or in relation to human communication. In recent years, the scientific community has become increasingly supportive of the idea of emotions in animals. Scientific research has provided insight into similarities of physiological changes between humans and animals when experiencing emotion. Much support for animal emotion and its expression results from the notion that feeling emotions doesn't require significant cognitive processes, rather, they could be motivated by