lol. thanks! yeah, the expressions they appear to make can be really funny... but I do sometimes think that their eyes are misleading, as the black in the center is visible from all angles at all times... like a pupil in the center of a clear sphere that looks white.
and evilhorde: yes, all Geosesarma are the same in that they do not require or like brackish water. They are freshwater forest crabs, that spend much more time out of the water than in.