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

The ocean may look peaceful from the shore, but beneath the surface lives an entire world of deadly predators. Some are ...

The blue-ringed octopus may be small enough to fit in the palm of your hand, but its venom is among the deadliest biological weapons found anywhere in the animal kingdom. Armed with a neurotoxin ...