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Evolution - Wikipedia
Evolution | Definition, History, Types, & Examples | Britannica
An introduction to evolution - Understanding Evolution
Evolution Definition & Meaning - Merriam-Webster
Understanding Evolution – Your one-stop source for information on evolution
Human evolution | History, Stages, Timeline, Tree, Chart, & Facts
Theory of Evolution - Education | National Geographic Society
evolution | Learn Science at Scitable - Nature
Evolution - Natural Selection, Adaptation, Genetics | Britannica
Evidence for evolution (article) | Khan Academy