Faster than a speeding.... snail?

This week's episode of Creature Feature showcases this critter, SuperSloth! He...doesn't do a whole lot, actually.
I've been working on some lighting and shadowing techniques, and I really think it's paying off. What do you guys think?

If you wanna watch the drawing video, you can do so here -> http://www.youtube.com/watch?v=sixgZV2fvmg&feature=youtu.be