sexual dimorphism Watch this mesmerizing underwater video of a beautiful blanket octopus Thom Dunn

octopi New research shows that female octopuses throw objects at males who annoy them Thom Dunn

great escapes When this octopus sees a threat it doesn't put up a fight – it just disappears Carla Sinclair

western australia Watch this irritated octopus lash out at the dude who doesn't belong Carla Sinclair

octopi Terrific overview of octopus biology Andrea James

octopuses Angry octopus punches fish Mark Frauenfelder

octupus Video shows 1,000+ octopuses in Monterey Bay ? Xeni Jardin

octopi Octopi are not from space, but disappointment is real Jason Weisberger

octopuses Videos of octopuses changing color Rob Beschizza

octopuses FHTAGN: Silver tentacle rings and earrings Cory Doctorow

octopuses Scientists are thinking of calling this cute octopus "adorabilis" Mark Frauenfelder

octopuses WATCH: Octopus takes a stroll while clutching empty coconut shells Mark Frauenfelder