In the last 27 years, there have only been 3 sightings of this mysterious octopus. Little was known ... came upon a female with the remnants of a jellyfish caught among her tentacles.

Though a landlubber may say the robots look more like a stumpy octopus than a jellyfish, according to the paper the shape is actually most similar to a juvenile “ephyra stage” moon jellyfish ...

Our oceans are filled with fascinating marine life. Of course, they're not all harmless. Avoid these venomous creatures while snorkeling, diving, or swimming.