Leafy sea dragon Phycodurus eques Its leaflike protrusions and colouring allow it to resemble floating seaweed It inhabits the kelpcovered reef waters around Australia Its diet consists of shrimp larval fish and it grows up to half a metre in length The leafy sea dragon feeds by sucking through its pipelike mouth which is opened by expanding a joint on the lower snout Photographed off Kangaroo Island Australia