https://youtube.com/watch?v=ZvySUXdPeGw%3Fversion%3D3%26rel%3D1%26fs%3D1%26autohide%3D2%26showsearch%3D0%26showinfo%3D1%26iv_load_policy%3D1%26wmode%3Dtransparent

Cuttlefish, like other cephalopods, are highly intelligent. And as you would expect from an intelligent species, most of their fights are resolved with stares, skin-color changes, and other subtle messages. When a lady is involved, however, all bets are off: This rare footage has been published by researchers at Brown University and the University of…

via Watch: Rare footage of a shape-shifting cuttlefish fighting off a romantic rival — Quartz