Lift up an octopus's arms, and tucked away in the center you will find an octopus beak. It’s a curious feature and a well-named one, looking just like the sort of structure you might find on a ...

The octopus changed from a mottled brown to a bright ... I was comfortably aware that her beak, located in her armpit, and its adjacent venom glands were nowhere near the parts of the arms that ...

After bringing food to its beak, an octopus immobilizes its prey with a special venom. This venom has special enzymes that break down protein, making it easier for the octopus to digest.

And they have one more valuable trait — a venomous beak. An octopus uses its beak to attack prey and to defend itself from predators. The beautiful blue-ringed octopus of Australia, although ...