The Intelligent Cuttlefish
Not only is the cuttlefish the most intelligent invertebrate, it has some of the deadliest poison on Earth.
from ze frank
Key Facts In This Video
The cuttlefish has an inner shell to aid in buoyancy called the "cuttlebone." (0:19)
When cuttlefish feel threatened, they can release ink to ward off enemies. (2:25)
The species have poisoned beaks that help kill their prey. (2:55)