In a fascinating behavioral study, researchers observed wild octopuses (particularly the The infamous titan triggerfish of the Indo-Pacific sports bold colours and even bolder tempers. With strong jaws and special teeth, they crunch through sea urchins and coral, helping keep reefs balanced. But come nesting season, they turn into grumpy reef sentries, chasing off anything that dares approach their eggs. 🎥: Luke Saddler | Sheridan Burkholder