The Cost of Smarts - New York Times

The Cost of Smarts - New York Times: "Editorial Notebook
The Cost of Smarts

By VERLYN KLINKENBORG
Published: May 7, 2008

Research on animal intelligence always makes me wonder just how smart humans are. Consider the fruit-fly experiments described in Carl Zimmer’s piece in the Science Times on Tuesday. Fruit flies who were taught to be smarter than the average fruit fly tended to live shorter lives. This suggests that dimmer bulbs burn longer, that there is an advantage in not being too terrifically bright.


Intelligence, it turns out, is a high-priced option. It takes more upkeep, burns more fuel and is slow off the starting line because it depends on learning — a gradual process — instead of instinct. Plenty of other species are able to learn, and one of the things they’ve apparently learned is wh"