Intelligence

Why the Octopus Brain is so Extraordinary

An octopus is a lot brainier than you might imagine considering one of its closest living relatives is a sea slug. In fact, some scientists argue it could be the first intelligent being on...
Common cuttlefish

So You Think You're Smarter Than a Cephalopod?

Like other cephalopods, the common cuttlefish ( Sepia officials Linnaeus, 1758) possesses serious brain power. Credit: Hans Hillewaert, WoRMS for SMEBD The blanket octopus can rip a poisonous tentacle from a Portuguese man-o-war and...