Colobus in Mangrove (IMAGE) Princeton University Caption Thick vegetation makes swamp forests relatively unappealing to humans and animals. Here a Zanzibar red colobus monkey feeds on young leaves in a cluster of mangrove roots. Credit Photo by Katarzyna Nowak 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.