Related Links Joomla! - the dynamic portal engine and content management system http://worldmigratorybirdday.org/2009/index.php 2015-03-24T16:03:46Z WORLD MIGRATORY BIRD DAY johannes.schramm@web.de Joomla! 1.5 - Open Source Content Management US Fish and Wildlife Service. ‘Clear the Way for Birds! IMBD Explores Bird collisions’ 2009-12-13T20:19:57Z 2009-12-13T20:19:57Z http://worldmigratorybirdday.org/2009/index.php?option=com_weblinks&view=weblink&id=40&Itemid=13 International Migratory Bird Day (IMBD) offers a general introduction on the different barriers birds face. International Migratory Bird Day (IMBD) offers a general introduction on the different barriers birds face.