Tuskfish uses rock to crack open cockle shell

Tuskfish uses rock to crack open cockle shell

Scott Gardner was returning from an 18-metre dive in the Keppels on 12 November 2006 when he heard a cracking noise. He saw a tuskfish hovering just above a sand patch near a rock grasping a cockle in its mouth. His photos show the fish grasping the shell in its jaws...