So we obviously, were racing around to look at the worm, try and identify it and work ... Sanjaya Senanayake 0:53 So this is the first documented human infection with this parasite.

Where it lives: Below 1,640 (500 meters) deep in Antarctica's Southern Ocean What it eats: Unknown ... These scales look a bit like human teeth, adding to the worms' dazzling-yet-gruesome appearance.

And, the story goes, the giant Dibothriocephalus nihonkaiensis tapeworm was expelled from the patient’s anus. “It measured a staggering 8.8 meters, as shown here,” Kuramochi said.