In a YouTube video that has racked up more than 20 million views since it was posted in 2019, a small coconut octopus can be ...

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

Today's octopuses are intelligent, remarkably flexible animals that lurk in reefs, hide in crevices, or drift through the ...

A widely shared video shows divers off Lembeh, Indonesia, persuading a coconut octopus to abandon a dangerous plastic cup for a protective shell. The rescue, filmed in 2018 and viewed over 20 million ...

Just like vertebrates, cephalopods—such as octopuses and squid—have elaborate brains. Neuroscientists are flocking to them ...

A prehistoric fossil previously thought to belong to the world's oldest octopus has been reclassified as something else, after scientists discovered the remains actually belonged to a different type ...

More than two decades after scientists identified a fossil as the world's oldest octopus — officials now say it wasn't one at all. A recent study published in the journal Proceedings of the Royal ...

The top predator prowling the seas during the age of the dinosaurs 100 million years ago may have been the octopus.New analyses of fos ...

Fossil evidence suggests that some of the earliest octopuses were enormous, powerful predators in the Cretaceous oceans A ...