Tree-climbing crabs (IMAGE) Smithsonian Tropical Research Institute Caption Some crabs can live in land or in freshwater, while others can climb trees and live in water ponds, in logs or epiphyte plants, facilitating their preservation in tree resins. Credit Javier Luque (Harvard University) Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. License CC BY-NC 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.