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Unformatted text preview: tools. Disappeared roughly 1 million years ago. • Ostedontokeratic tools (Horn Tools used to dig) • • The Panglossian Paradigm or Calvin Effect • The modern synthesis resulted in too many “just so” stories • Imaginative and satisfying explanations of evolutionary adaptations. • Not testable • Traits may exist because they’re useful of because of random mutation and genetic drift. • Exaptations • Traits of novelties that may persist for generations and become useful at a later date. • EX: Speech • • 13:09 • 13:09 •...
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- Spring '08
- Olduvai Gorge, Robert Broom, Mrs. Ples, Paraanthropus, Horn Tools