Evolution does not inherently favor "smart" species in an absolute or universal sense. The process of evolution is driven by natural selection, which operates on the heritable variations within a population and the environmental pressures acting upon them. The traits that are favored by natural selection are those that increase an organism's fitness, or its ability to survive and reproduce in its specific environment.
In some cases, intelligence or cognitive abilities can provide advantages to certain species within their ecological niches. For example, problem-solving skills, social cooperation, and learning capabilities can enhance an organism's ability to find food, avoid predators, or navigate complex environments. These traits may confer a selective advantage and contribute to the evolutionary success of a species.
However, it is important to note that intelligence is not the sole determining factor for evolutionary success. Different species have evolved a wide range of adaptations and strategies to thrive in their respective environments. Traits such as physical strength, speed, camouflage, reproductive efficiency, and specialized adaptations can also play crucial roles in an organism's survival and reproductive success.
Additionally, intelligence itself can vary greatly among species. Different organisms have evolved different forms of intelligence that are suited to their ecological needs. For instance, the intelligence of humans is characterized by complex reasoning, language, and technological advancements, while other species may exhibit intelligence in different ways, such as problem-solving abilities in primates or navigation skills in birds.
Ultimately, the evolutionary success of a species depends on its ability to adapt to its environment and successfully reproduce. Intelligence can be advantageous in certain circumstances, but it is not the sole determinant of evolutionary fitness.