Male and Female Golden Orb Weaver Spider (IMAGE) Smithsonian Caption This photo shows extreme sexual size dimorphism in Nephila spiders: Small male on large female, N. pilipes, Singapore. Credit Photo M. Kuntner 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.