Image (IMAGE) University of Tsukuba Caption Researchers from the University of Tsukuba and Ryutsu Keizai University have found that patterns of reproductive isolation in a spider mite support the predominant view of the evolution of reproductive barriers in other types of animals. Reproductive isolation is key to understanding how populations become distinct species. The results of this study are important for understanding how reproductive isolation evolves, and to allow comparisons between different groups of animals. Credit University of Tsukuba Usage Restrictions Unauthorized use is prohibited License Original 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.