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

octopus selfie Octopus selfie wins photography contest Janelle Hessig

octopi Terrific overview of octopus biology Andrea James

octopus 'My Octopus Teacher' is an extraordinary, must-watch documentary Rusty Blazenhoff

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

Fred Fishmonger buys 70-pound octopus just to set it free Rusty Blazenhoff

octopus Scientists declare octopi life from another world Jason Weisberger

octopi Scientists discover second octopus city, population 15 Andrea James

octopus Octopus suckers don't just suck David Pescovitz

octopus This shy octopus is too cute for scientists to handle Caroline Siede

marina barrage Watch this giant octopus kite take flight Andrea James

fungus The birth of a baby Cthulhu Heather Johanssen

sea Watch an octopus disappear into "quicksand" on the sea bottom David Pescovitz