An amazing video has emerged of a hungry octopus chasing a crab around a harbour in Rose Bay, Sydney, Australia.<br /><br />The footage, captured by a lucky spectator earlier this month, shows the two sea creatures locked in a high-speed underwater chase.<br /><br />Finally the octopus extends a tentacle and snares the unfortunate crab, before disappearing into the deep water with its meal.<br /><br />++PLEASE NOTE: VIDEO HAS BEEN LOOPED++
