Yellow Crab (Eriphia verrucosa) is typically brownish green or brownish red in colour with yellow spots. It has very strong, asymmetric chelipeds, the larger ones typycally bering rounded tuberbles in front of the upper articulation of the carpus. More like this on: https://www.instagram.com/camilojulianc/
Trying a mixture of pencils and gel pens. Just highlighting a couple of things. Showing a mixture of not knowing what is actually there in the eye of the beholder.
One of my favorite Mammals, the Pangolin. Like a mix between an Armadillo and an Anteater with a prehensile tail. Yes, they do actually exist. :P (it's done in pencil, and I just added a green filter to it to liven it up)