An article has just been published in the BBC Earth website which describes the amazing coconut crabs of Chagos. It is illustrated with images taken by several CCT members who are carrying out research on these huge arthropods.
Chagos is a hugely important reserve for these heavily exploited creatures, whose numbers have increased dramatically since the islands have been uninhabited. The website can be seen at

http://www.bbc.com/earth/story/20141208-huge-crabs-that-munch-on-coconuts