![A small spotted crab on a mangrove leaf.](http://upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Aratus_pisonii_on_leaf.jpg/106px-Aratus_pisonii_on_leaf.jpg)
- ... that the mangrove tree crab, Aratus pisonii (pictured), prefers animal food but mostly feeds on mangrove leaves?
- ... that the anemone crab Mithraculus cinctimanus often lives in close association with the sea anemone Lebrunia danae?
- ... that the barnacle Megatrema anglicum lives semi-parasitically on such corals as the Devonshire cup coral?