The octopus can suck sea water into their big ... so they don't need to camouflage well," Dr. Bush explains. Because red light doesn't filter down to the lower ocean zones, though, their reddish ...

Add in the octopus’s small size (generally around eight ... They are “cirrate” octopuses, a group of deep-sea octopuses that have slender protrusions trailing from their suckers called ...

The octopus, with dexterous arms and camouflaging abilities ... The researchers are now exploring whether octopuses that live in regions beyond the Red Sea engage in similar dynamic collaborations.

Picture: Supplied The blue-ringed octopus is one of the most venomous sea creatures in the world and can typically be found across the east coast of Australia and throughout Sydney Harbour.

Mossel Bay photographer and videographer Christiaan Stopforth had an extraordinary encounter with an elusive and scarcely seen blanket octopus in the harbour.