Short Synopsis
Evolutionary theory in the theme that binds together these essays on such seemingly disparate topics as the feeding habits of flamingos, flowers and snails that change from male to female and sometimes back again, and the extinction from baseball of the .400 hitter.

Full Synopsis
Evolutionary theory in the theme that binds together these essays on such seemingly disparate topics as the feeding habits of flamingos, flowers and snails that change from male to female and sometimes back again, and the extinction from baseball of the .400 hitter.