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Locked inside fist-sized lumps of ancient rock from Japan and Vancouver Island, paleontologists found something that almost ...

Spain won this month's football World Cup, but Paul the Octopus won a second, hotly contested title that paralleled the main event. Paul correctly predicted the result of Germany's seven matches at ...

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

A new study has shown octopuses' sleep might be more like humans than initially thought and could even include dreaming. The study found octopuses have a sleep pattern similar to REM where most ...

Premature babies are extremely vulnerable and often too fragile to be held in the first few days of their lives. To make the often heartbreaking experience a little easier for new parents, an ...

The now-extinct mollusk may have reached up to 60 feet in length, researchers have found ...

Unlike most of its invertebrate peers, octopuses gave up protective shells... But it seems that the sacrifice was totally worth it.

A distinct striped pattern on a species of octopus varies from one individual to the next, which could help researchers monitor the rare animal. Pygmy zebra octopuses (Octopus chierchiae), also known ...

Camouflage isn't the only way cephalopods have evolved to change their appearance. Octopuses and other cephalopods make the fastest transformations in the animal kingdom. Here, a giant Pacific octopus ...

This unassuming octopus pairs bacterial chemistry with evolutionary efficiency to deliver one of the most powerful defenses in all of the ocean.