Aristotle Categorized Species as Immutable, the Theory of...

Aristotle noted three characteristics of his concept of species. First, each species is a whole. It is comprehensive, representative of all the objects embraced within it, and any one of these objects may be used as an example of all others. The species tree, for example, embraces all trees whether they are used for timber or for firewood; and any given tree may exemplify the species which includes all trees. Second, any one species comprises objects which have common or identical elements o...