Is This The Ocean's 'Weirdest' Creature? | 20 Years of Planet Earth | BBC Earth

Bioluminescent bacteria shine from pockets on its arms to confuse its predators. The weirdest in this world of the strange. Vampire Toothis, the vampire squid from hell. Disturb it and it only retreats a little distance. Go after it and it has a special defense. [snorts] To see what it does, you must switch off the lights. The vampire squid has lights of its own. Are those eyes? In fact, there spots at the end of its mantle. A bite there would leave the head unscathed. The threat diminishes and Vampire Toothist disappears into the blackness.