<I>Argiope aetherea</I> (IMAGE) University of Melbourne Caption Decorative white silk crosses are an ingenious tactic used by orb-weaving spiders to protect their webs from damage. Credit Andre Walter Usage Restrictions None 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.