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 ...

While most ants are harmless, the harvester ant has venom that rivals some of the deadliest snakes. Its sting is 20 times ...

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.

Another unusual aspect of the blanket octopus: It’s immune to the stinging cells of the highly dangerous (to humans at least) jellyfish, the Portuguese man-of-war, which it uses to its advantage ...

The sighting, or "sharktopus," is extremely rare and super mysterious because, as the research paper noted, octopus are ...