Putting the clock in 'cock-a-doodle-doo'
Monday, March 18, 2013 - 11:00
in Biology & Nature
Of course, roosters crow with the dawn. But are they simply reacting to the environment, or do they really know what time of day it is? Researchers reporting on March 18 in Current Biology have evidence that puts the clock in "cock-a-doodle-doo" (or "ko-ke-kok-koh," as they say in the research team's native Japan).