This octopus survives in plain sight. Here’s how it adapts its body in real time to mirror dangerous species and navigate one ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...

Brazilian reef octopuses, like other types of cephalopods, defend themselves against predators by inking and extending their mantles. Paul Asman and Jill Lenoble via Flickr under CC BY 2.0 Costello ...

Biologists investigated whether octopuses preferred certain arms over others when hunting, rather than using each arm equally. No matter what type of prey came by, each octopus attacked using the ...

Nine brains, blue blood, instant camouflage: It’s no surprise that octopuses capture our interest and our imaginations. Science-fiction creators, in particular, have been inspired by these tentacled ...