|Image: NOAA Okeanos Explorer Program, Galapagos Rift Expedition 2011|
It's clearly a brain. A brain unleashed from the dark tedium of a cranium and enjoying its time in the slightly less dark and tedious deep sea. Can't you see it throbbing and pulsating in delight of all the new sensations? It's like a dog with its head out the car window. Especially the tongue. It looks a lot like the dog's tongue.
I wonder what it'll do with all those spinal columns?