85K views · 872 reactions | The electric eel, despite its name, is actually a knifefish related to catfish and carp. Found in the murky rivers of South America, this creature packs a punch! They generate electricity through specialized organs that make up most of their body, allowing them to stun prey with shocks reaching up to 860 volts. That's strong enough to knock out an adult human! | The Brain Maze | Facebook

172K views · 2.3K reactions | Meet the mimic octopus – the ocean’s ultimate shape-shifter. Let us know in the comments your favourite look This Boxing Day,join us as we dive into the extraordinary world of octopuses, uncovering their intelligence, personalities, and incredible ability to adapt to every corner of the sea. Watch Secrets of the Octopus, December 26th from 7pm, on National Geographic UK | National Geographic UK | Facebook