Responses
XDXDXDXDX i didn't know that either!! lol, whats that weird stuff?!
I get it, that the mangaka was trying to make an ero cum shot but to use Sea cucumbers to do that, is a first for me! :O
Actually yes, it's a defense mechanism~ here is a comic from someone I like about it:
http://aboutmerpeople.tumblr.com/page/11
Also, https://www.youtube.com/watch?v=aCxKFc3XtJs (poor cucumber)
REALLY?? Sea cucumbers do that???