Green-billed Toucan (image) University of California - Santa Cruz Share Print E-Mail Caption Toucans, such as this green-billed toucan, are major dispersers of seeds of some tropical forest trees, including palms. Credit John Thompson Usage Restrictions For use only with news coverage of this research. Share Print E-Mail 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.