A couple of weeks ago, I wrote about a dolphin that has mastered the trick of killing cuttlefish and elaborately preparing them for a meal. It was a great story that highlighted just how intelligent and versatile dolphins can be, but it was a bit of a bittersweet report. The cuttlefish didn’t exactly come out of it very well, which is a shame – they are intelligent creatures in their own right, every bit as fascinating as dolphins are. So it’s with great glee that I report a new study that should help to restore the cuttlefish’s credibility and cement its position as one of the cleverer denizens of the sea.

Cuttlefish have many defences and the most impressive of these