Coffee for the Birds (3 of 3) (IMAGE) University of Delaware Caption Nymphalid butterfly caterpillars found on a Nicaraguan coffee farm provide food for birds. Credit University of Delaware/ Doug Tallamy and Desirée Narango Usage Restrictions Must credit University of Delaware/ Doug Tallamy and Desirée Narango 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.