Struggle for existence

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The concept of the struggle for existence (or struggle for life) concerns the competition or battle for resources needed to live. It can refer to human society, or to organisms in nature. The concept is ancient, and the term struggle for existence was in use by the end of the 18th century. From the 17th century onward the concept was associated with a population exceeding resources, an issue shown starkly in Thomas Robert Malthus’ An Essay on the Principle of Population which drew on Benjamin Franklin's Observations Concerning the Increase of Mankind, Peopling of Countries, etc.. It is sometimes forgotten that Charles Darwin used the term "struggle for existence" in what he called a metaphorical sense. This was because he used it to refer not only to direct competition between (and within) species but indirect competition (as with a plant at the edge of the desert). Darwin noted that the struggle for existence could also involve active or passive mutual aid between organisms of the same...

Read on Wikipedia · Image George Bouverie Goddard (1832-1886), Public domain