Operant conditioning - chickens and dogs

From the Daily News in Longview, Washington: "The chickens had to walk up a ladder to a platform and walk across a balance beam to another platform. Then they had to count -- walk two times around a post in the center" before returning to beam and platform, "turning 180 degrees and going down the ladder to a table" where they had to "peck a blue bowling pin off the edge. They had to choose between red and blue," Haderly said. "And they had to do all these steps on one command: 'Go!' " The Daily News Online [1]

About the author Miranda Hersey Helin is a writer and editor at Pen and Press [2], an editorial services and consulting company. Her writing credits include the Boston Globe, the Boston Globe Magazine, Bay Area Parent, Exceptional Parent, and Carve Magazine.