Gecko (IMAGE) Forschungszentrum Juelich Caption This gecko has good sticking power thanks to the van der Waals force. Credit Public Domain, <a target="_blank"href="http://commons.wikimedia.org/wiki/File:Uroplatus_fimbriatus_%283%29.jpg">http://commons.wikimedia.org/wiki/File:Uroplatus_fimbriatus_%283%29.jpg</a> Usage Restrictions None -- <a target="_blank"href="http://en.wikipedia.org/wiki/Public_domain">Public Domain</a> 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.