So often, when Mother Nature gets drunk and tosses two perfectly normal animals into the blender, what results is a completely new (and completely fucked up) miracle of life. We've discussed some of these lazily designed creatures in the past, but it turns out nature wasn't done haphazardly stapling DNA together and calling it a day. How else would you explain ...

8 Catfish + Octopus = Medusa Pleco

Eising/Photodisc/Getty Images, Ion Prodan/Photos.com, planetcatfish.com

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When the Great Old Ones come and the gasps of the doomed signal the birth of a new age and a slithering dominion over man, will you have the proper tank filter and decorative coral to ensure that your new pet is happy and healthy in his adopted home?

The Planted Tank

A little bubbling treasure chest or two would please the Master.

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That thing is Medusa Plecu, a Brazilian catfish, and at first glance it looks like Cthulhu in the flesh: pitch-black, ugly as can be, and a whole mess of tentacles where a mouth probably should've been. Hell, it even looks angry! We have awoken the Dark One, and he ... cleans our fish tanks.

Well. Winning the war was easier than we thought.

In its natural habitat, the Medusa uses its decidedly non-evil tentacles as feelers to forage for food. Thus, it's a natural transition to baby's first bottom-feeding, cuddly algae slurper. This mythos is getting worse by the second.

Jeremy B. via cichlids.com

That is not dead which can on the bottom lie, and with strange tentacles even algae may die.

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Shockingly, Medusa Plecu don't like each other. Sticking two of them together in the same tank can provoke an all-out, um, mild tussle for the ages. So ... don't do it? Or maybe you should; it might be more fun. Nobody tell Cthulhu's cult about this, OK? It would severely bum them out.