![This is the alarm jellyfish (Atolla Wyvillei) - and it has a rather unique defence mechanism. When the alarm jellyfish is attacked, it flashes brightly using bioluminescence in an attempt to attract This is the alarm jellyfish (Atolla Wyvillei) - and it has a rather unique defence mechanism. When the alarm jellyfish is attacked, it flashes brightly using bioluminescence in an attempt to attract](https://external-preview.redd.it/_ssZfvnzWYuMkUzqn_tAc4H6Vi_tcVn-rz7We7G4wEQ.jpg?auto=webp&s=95f546babb7eea063f258cd1d5eec03f03c78507)
This is the alarm jellyfish (Atolla Wyvillei) - and it has a rather unique defence mechanism. When the alarm jellyfish is attacked, it flashes brightly using bioluminescence in an attempt to attract
IFLScience - This is the alarm jellyfish (Atolla Wyvillei) - and it has a rather unique defence mechanism. When the alarm jellyfish is attacked, it flashes brightly using bioluminescence in an attempt
Ocean Networks Canada - Atolla wyvillei, aka Atolla jellyfish or Coronate medusa, is a species of deep-sea crown jellyfish that typically has 20 marginal tentacles and one hypertrophied tentacle which is larger
![The Atolla jellyfish (Atolla wyvillei) a deep sea jellyfish also called the "alarm jellyfish." When threatened, it will flash a series of bright blue lights that signals bigger predators to its location. : The Atolla jellyfish (Atolla wyvillei) a deep sea jellyfish also called the "alarm jellyfish." When threatened, it will flash a series of bright blue lights that signals bigger predators to its location. :](https://i.redd.it/nhbe759ixae61.jpg)