For the fangs: Close cut round element - warp - copy then flip - combine then erase and clone.
step 2 of 4
For the body: Use copy of close cut circle and make a few copies and merge together - bring into liquify and bloat.
step 3 of 4
For the legs: Use part of the fang - close cut and warp so it looks like a leg - duplicate and size - merge 4 legs then copy and flip then add to body.
step 4 of 4
for the head: copy body and reduce in size then place where head should be. After all of the above you will have to do some erasing and blending with cloning tool then add shadows with brush tool (40 percent black).