Blue-ringed octopuses carry a killer concoction called tetrodotoxin (TTX), a potent neurotoxin that can paralyze living things, including humans. Tetrodotoxin is most famously known from pufferfish — ...

This alien and extraordinarily intimate image provides a rare glimpse of a Caribbean reef octopus (Octopus briareus) mother ...

Now, apparently the octopus is a remarkably intelligent creature. They have the ability to solve some complex problems and in one famous case one was even able to predict the result of World Cup ...