Professor Lenski’s contrasting of the frequency versus importance of evolutionary changes is misconceived and his illustrations are inapt.
In evolutionary biology, the great transitions from one habitat to a totally different way of life have long proved to be the stuff of good storytelling.
“If only Tiktaalik had inherited three pairs of stubby little old fins we’d be centaurs now.”
Discovery, wonder, learning, exploration: That’s what we want young people to experience in science class.
Links to our 9-Part Series Responding to Nature‘s Evolution Evangelism Packet: • Part 1: Evaluating Nature’s 2009 “15 Evolutionary Gems” Darwin-Evangelism Kit • Part 2: Microevolutionary Gems: Lizards, Fish, Snakes, and Clams • Part 3: Microevolutionary Gems: Bird-Sized Evolutionary Change • Part 4: Microevolutionary Gems: Flea and Guppy-Sized Evolutionary Change • Part 5: Microevolution Meets Microevolution • Part 6: Evolutionary “Gems” or “Narrative Gloss”? • Part 7: Muscling Past Homology Problems in Nature’s Vertebrate Skeleton “Evolutionary Gem” • Part 8: Of Whale and Feather Evolution: Two Macroevolutionary Lumps of Coal • Part 9 (This Article): Evolutionary Biologists Are Unaware of Their Own Arguments: Reappraising Nature‘s Prized “Gem,” Tiktaalik Download Our Full Response to the Packet as a PDF. The final Read More ›