Love the posture, definitely would associate the slouching with a turtle.
Yeah as the other Ollie says, the posture is great and with a little tweaking this is gonna make a great final piece! The face kind of reminds me of a Splicer from a game called Bioshock; http://www.gameinformer.com/cfs-filesystemfile.ashx/__key/CommunityServer-Blogs-Components-WeblogFiles/00-00-00-00-09/21362.SplicerEvMain.jpg Give it a look maybe :) See ya dude!
hey guys thanks for the feed back, i really like this piece i was looking to move this forward and see how far i could go with it. hey olli thanks for the link its very interesting i see where the comparison can be made.