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 ...

When we think of sea animals, we usually picture dolphins, whales, or sharks. But there’s one sea creature that’s quietly amazing– the octopus. With its soft body, eight bendy arms, and smart ...

Discover interesting facts about octopuses, an intelligent group of cephalopods with three hearts, eight arms and a reputation for causing mischief in oceans around the world. When you purchase ...