How are the concepts of natural selection and survival of the fittest related?
Also, why is natural selection another way of saying survival of the fittest?
"Survival of the fittest" is a phrase that originated from Darwinian evolutionary theory as a way of describing the mechanism of natural selection. In On the Origin of Species, he introduced the phrase in the fifth edition published in 1869, intending it to mean "better designed for an immediate, local environment".
Similarly, it is asked, what is the survival of the fittest concept supported by?
The term "survival of the fittest" was first used by the Victorian naturalist Herbert Spencer as a metaphor to help explain natural selection, the central element of Charles Darwin's revolutionary theory of evolutionary change, first published in 1859 in his famous book, The Origin of Species by Means of Natural
Bottleneck effect: Genetic drift due to a drastic reduction in population size. This is when a disaster occurs such as an earthquake which may reduce a population drastically.