Evolutionary theories are explanations or frameworks that use principles of natural selection and adaptation to understand how certain traits, behaviors, or characteristics have developed and persisted over time within a species.
Related terms
Natural Selection: This term refers to the process by which individuals with beneficial traits are more likely to survive and reproduce, leading to those traits becoming more common in future generations.
Adaptation: Adaptation refers to any trait or characteristic that improves an organism's chances of survival and reproduction within its environment.
Fitness: Fitness is a measure of an individual's ability to survive and reproduce successfully in its environment.