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Unformatted text preview: HON 315/316 Dr. Frisbie January 23, 2008 Homework #1: Puzzles for Naturalists Young first addresses how naturalists in the seventeenth century solved the puzzle of categorizing plant and animal species. Before scientist John Ray, animals had been categorized by their relation to human beings; their usefulness, edibility etc. Ray introduced a logical approach to classification of plants and animals. With his colleague Francis Willughby, Ray first classified birds and compiled his findings in the book Ornithology. He did not have as easy a time classifying plants, however, for it was difficult to distinguish one species from another. Ray realized that reproduction is the same for every member within a species, despite other differing characteristics. This method of classification based on reproduction was effective with animals as well as plants Secondly, Young shows what scientists thought about the matter of whether or not living things have a purpose, according to science. Aristotle believed that adaptation was guided by a “formal cause”; have a purpose, according to science....
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- Fall '07
- Evolution, seventeenth century, john ray, final causes