The Original Meaning of British Naturalist Charles Darwin’s “Survival of the Fittest”

When Charles Darwin created the phrase “survival of the fittest”, he did so before the term “ecosystem” was commonly used within the English vernacular. Darwin originally intended to state that the species or organism which fit in best with its environment, would have the most probable chance of survival. It is a common misconception that Darwin was referring to physical attributes like strength, speed, and fight or flight endurance