Here's a breakdown of key figures and their contributions:
* Ancient Greek Philosophers: Philosophers like Anaximander and Empedocles proposed ideas about life evolving from simpler forms, though these were largely speculative.
* Early Naturalists: During the Renaissance and Enlightenment, naturalists like John Ray and Carl Linnaeus began to classify organisms based on similarities and differences, laying the groundwork for understanding relationships between species.
* Jean-Baptiste Lamarck (1744-1829): Lamarck was the first to propose a comprehensive theory of evolution, arguing that acquired characteristics could be passed down to offspring. This theory was ultimately disproven, but it was a significant step towards understanding change in species.
* Charles Darwin (1809-1882) and Alfred Russel Wallace (1823-1913): These two naturalists independently developed the theory of natural selection, explaining how evolution occurs through the survival and reproduction of the fittest individuals in a population. This marked a turning point in understanding the mechanism of evolution.
Therefore, it's more accurate to say that evolution was a concept developed and refined over time by many people, with Darwin and Wallace playing a crucial role in explaining the mechanism of natural selection.