Sue Daly / Common cuttlefish (Sepia officinalis) hunting, filmed at night, Sark, British Channel Islands, UK, August.

Sue Daly / Common cuttlefish (Sepia officinalis) hunting, filmed at night, Sark, British Channel Islands, UK, August.

Sue Daly / Common cuttlefish (Sepia officinalis) hunting, filmed at night, Sark, British Channel Islands, UK, August.

Sue Daly / Common cuttlefish (Sepia officinalis) hunting, filmed at night, Sark, British Channel Islands, UK, August.

Alex Mustard / 2020VISION / Two male Common cuttlefish (Sepia officinalis) compete for a female (on right) during courtship, Torbay, Devon, UK, May. 2020VISION Exhibition. 2020VISION Book Plate. Did you know? Cuttlefish have an...

Alex Mustard / 2020VISION / Pair of Common cuttlefish (Sepia officinalis), female in front of male, during spring spawning season, Babbacombe Bay, Torbay, Devon, UK, May

Alex Mustard / 2020VISION / Pair of Common cuttlefish (Sepia officinalis), female in foreground and male behind, note circular mating scars on female caused by the males suckers, Babbacombe Bay, Torbay, Devon, UK, May. Did you k...

Wild Wonders of Europe / Zankl / Common cuttlefish (Sepia officinalis) profile, Malta, Mediteranean, May 2009

Alan James / Common cuttlefish {Sepia officinalis} close up of skin patterns Devon, UK

Sergio Hanquet / Cuttlefish (Sepia officinalis) feeding on Scorpionfish (Scorpaenidae). Tenerife, Canary Islands.

Sergio Hanquet / Cuttlefish (Sepia officinalis) feeding on Scorpionfish (Scorpaenidae). Tenerife, Canary Islands.

Franco Banfi / Common cuttlefish (Sepia officinalis) above seabed with diver observing it,. Vis Island, Croatia. 2019.