How does the concept of the and ldquosurvival of the fittest and relates to the theory of evolution.?

The concept of "survival of the fittest" in evolutionary theory refers to the idea that individuals with traits best suited to their environment are more likely to survive and reproduce, passing on those advantageous traits to their offspring. This natural selection process drives evolutionary change by favoring traits that enhance an organism's survival and reproductive success. It is a key mechanism in the theory of evolution proposed by Charles Darwin.