| recruitment dynamics in a rainforest seedling community: context-independent impact of a keystone consumer. | the influence of keystone consumers on community structure is frequently context-dependent; the same species plays a central organising role in some situations, but not others. on christmas island, in the indian ocean, a single species of omnivorous land crab, gecarcoidea natalis, dominates the forest floor across intact rainforest. we hypothesised that this consumer plays a key role in regulating seedling recruitment and in controlling litter dynamics on the island, independent of the type of v ... | 2008 | 18320231 |