Charles Darwin Small 205×320 Medium 409×640 Large 655×1024 Download Tiff Original 1534×2400 | (1.0 MB) Description An English naturalist who established that all species of life have descended over time from common ancestry. He proposed the theory of natural selection and evolution. Keywords Charles Darwin, Evolution, natural selection, naturalist Galleries Biologists, Famous People: D Source: Webster, Hutton Modern European History (Boston, MA: D.C. Heath & CO., 1920)