The Expression of the Emotions in Man and Animals and the Evolution of Mind – Early Writings of Charles Darwin" (1980). Development of the Text 1866 - 1872: Very little of Darwin's turmoil surfaced in "On the Origin of Species" in 1859, although Chapter 7 contains a mildly expressed argument on instinctive behaviour. In the public management of his evolutionary theory, Darwin understood that its relevance to human emotional life could draw a hostile response. Nevertheless, while preparing the text of "The Variation of Animals and Plants under Domestication" in 1866, Darwin took the decision to publish a book on "human" ancestry, sexual selection and emotional life. After his
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