I've been working on the European Hamster pet today for the PetAdoptables website! :D
Here is the first version I did:
And then after receiving feedback from the site members and owner, I made a few adjustments to improve the pets. In the following image, I changed the egg, thinned the linearts on all of the pets, made the eyes on the second and third pet smaller and made the head on the second pet smaller:
I'll now be going on to do all the recolours! Fun stuff :P Stay tuned for the full sheet!