23. Cephalopod Color Update

This post is a break from the series reflecting on the early history of animals.It catches up on some cephalopods, where change has been afoot in the area of color.

A few weeks ago I published a review in the journal Animal Behavior of a new book, Cephalopod Cognition, a collection of papers edited by Anne-Sophie Darmaillacq, Ludovic Dickel and Jennifer Mather.* It’s a good collection, but in the review I said I was surprised at some things that weren’t grappled with in the book. One of thes...