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
Man of the Hole Man of the Hole Man of the Hole () is a nickname used by officials and the media to describe a man who is indigenous to Brazil and lives alone in the Amazon rainforest. He is believed to be the last surviving member of his tribe. It is unknown what language he speaks or what his tribe was called. The Man of the Hole's nickname derives from the deep hole found in each home that he has abandoned. It was originally believed that these holes were used to trap animals or for him to hide in, but some observers have