Bird Brains.

• Author: Smith, Dinitia
• Position: Brief Article

Alex, a 23-year-old African gray parrot, won't be taking the SATs, but he's no featherhead, says his owner, University of Arizona scientist Irene Pepperberg. Disputing the belief that parrots only mimic sounds and learn by rote, Pepperberg says Alex can identify 50 objects, 7 colors, and 5 shapes, and understand abstract concepts like bigger, smaller, same, and...