A Blackcap Eating Dogwood Fruits (IMAGE) University of Exeter Caption A blackcap eating dogwood fruits. Dogwoods have a short fruiting period in autumn, when blackcaps migrate southwards. Thus, migratory blackcaps have the potential to disperse dogwood seeds at long distances, not to cooler, but to warmer latitudes. Credit Luis Ojembarrena Usage Restrictions This image may only be used with reports of this research 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.