Moca (aka Donell Meadows) is a writer and cartoonist in the Creatures Community. Among other things, he created We be Creatures!, illustrated some of Lis Morris' stories (including Our Present Incarnations) and provided the genome for Elf's grendels from one of his Bruin Norns, Dash.
You can read more about Moca's experiences in the community on his wiki user page.