This includes:

* Survival: Being able to avoid predation, disease, and other threats to life.

* Reproduction: Successfully producing offspring that can also survive and reproduce.

* Adaptation: Possessing traits that allow the species to thrive in its environment.

* Genetic Diversity: Having enough variation within the species to allow for adaptation to changing environments.

Key Factors:

* Fitness: An organism's ability to survive and reproduce.

* Natural Selection: The process where organisms with traits better suited to their environment are more likely to survive and reproduce.

* Adaptation: The process of evolving traits that increase an organism's fitness.

It's important to note that:

* Evolutionary success is not a static state. It's a continuous process of adaptation and change.

* A species can be considered successful in one environment but not in another.

* Evolutionary success doesn't necessarily mean being the "strongest" or "most intelligent." It simply means being able to survive and reproduce in a particular environment.

Therefore, evolutionary success is ultimately about passing on genes to the next generation and ensuring the continuation of the species.