Octopuses break so many biological expectations that scientists still struggle to explain how they ended up this way through ...

The octopus is one of the coolest animals in the sea. For starters, they are invertebrates. That means they don’t have backbones like humans, lions, turtles, and birds. That may sound unusual, but ...

When people think of intelligent animals, they immediately think of dolphins, elephants, and chimpanzees. But one of the most ...

An Octopus cyanea hunts with a blacktip grouper on one side and a blue goatfish on the other. Octopuses don’t always hunt alone — but their partners aren’t who you’d expect. A new study shows that ...

Octopuses “think” with neurons so distributed throughout their bodies that sometimes the left hand literally doesn’t know what the…left hand is doing. ByAJ Fillo Friday, June 28, 2019 NOVA NextNOVA ...

Often described as aliens, octopuses are one of most unusual creatures on the planet, with three hearts, eight limbs and a keen intelligence. They can open jars, solve puzzles and even escape from ...

Today is World Octopus Day and we're excited to celebrate the 289 species of eight-armed cephalopods who roam the seas—from the minuscule to the gargantuan. Octopuses are incredible animals with even ...

Blanket octopus pairs are some of the undersea world’s oddest couples. What’s so startling is the size difference: Males are about the size of a walnut—less than an inch long—but some females can ...

Octopuses have a way of making familiar rules feel optional. They live on Earth but behave like visitors with a different instruction manual. Scientists study them for answers about intelligence and ...