Smell May Guide Penguins Home (IMAGE) University of Chicago Caption A sense of smell may help penguins determine where their nest is and where to find their mate, research shows. The skill is important as the birds live in monogamous pairs in large colonies. Credit im Schulz/Chicago Zoological Society Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.