Well
this is a Meetle, and
these are Mugs. As you can see, they're very similar and grow up from the same grub depending on whether that grub is fed meat or vegetable matter.
The Magog Cartel uses lots of technology that was built by the Vykkers, including Greeters, Snoozers and Shrinks. In this sense, the Magog Cartel is simply a major customer of Vykkers technology. As the Vykkers also hold Sam, the Cartel gets all its Mudokons from them as well.