See how the blue-ringed octopus warns predators away—and paralyzes prey. | National Geographic

Did somebody say glow up? 🐙✨ This blue-ringed octopus can trigger muscles to dial up the color in her rings. With thousands of light-reflecting cells, she’s quite the eerie enchantress 🔮 #SecretsOfTheOctopus is now streaming on Disney and Hulu. | National Geographic Animals

2.8K views · 47 reactions |  Blue-Ringed Octopus: Beauty with a...

Filmed this Blue Ring Octopus in Anilao Philippines. This tiny cephalopod has enough venom to kill 26 people. It is about the size of your thumb. It flashes its blue rings when it feels threatened. Once I shined my light on it, it started flashing. Such a cool animal! | OceanShutter