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He went on a voyage as a naturalist.
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He came back with findings of new species and a possible theory of evolution.
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Trying to finds ways to have breeders improve animals by natural environment.
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He publish his thoughts on new kinds of species that he discovered on the Galapagos Island.
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Publishes his book on Origin of Species. This book would play a vital roll in history for biology.
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He was awarded the Copley Medal which is the greatest medal a person can receive in science. The medal was for his research in geology, zoology, and botanical physiology