Javan Rhinos (image) Colorado State University Share Print E-Mail Caption The Javan rhino is a dusky grey color and has a single horn of up to about 10 inches. Their skin has a number of loose folds giving the appearance of armor plating. Credit World Wildlife Fund - Indonesia 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.