Male Dwarf Spiders Make Sure Offspring Is Their Own (image) Springer Share Print E-Mail Caption This is a ventral view of an Oedothorax retusus female. The red square indicates the position of the genital region (epigyne) that is plugged by the male. Credit Melanie Witthuhn Usage Restrictions None Share Print E-Mail 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.