Males scuttle rivals in breeding frenzy

Updated June 9 2017 - 9:35am, first published 9:28am
Giant cuttlefish are a colourful sight to behold
Giant cuttlefish are a colourful sight to behold

As winter sets in and the water temperature drops in the Upper Spencer Gulf Marine Park off Whyalla, SA, a miracle of nature unfolds as hundreds of thousands of giant Australian cuttlefish congregate to breed.