Eric Schaller has been writing occasional SpecTech columns for the Clarion blog for a while now, and his most recent is about "mutations that involve homeotic genes and the monstrous results that can arise". And the results are, indeed, monstrous!
Meanwhile, occasional Schaller collaborator Jeff VanderMeer has released a new book called Monstrous Creatures, full of monstrosities you really don't want to live without. It's been getting monstrously great reviews (including one from Charles Tan that, rather embarrassingly for me when linking to it, starts with my name).
I have, through much effort, managed to secure an interview with VanderMeer about his new book. It was cut a little short, so I can't publish it anywhere other than here, but purely for archiving, here it is: