Researchers from the UC Berkeley and Harvard University propose “colourblind” cephalopods may be able to see colour after all!
The father and son team Alexander and Christopher Stubbs, suggest octopus and cuttlefish use their large, wide pupils to accentuate the refraction of different wavelengths of light. They may be able to sense colour by bringing certain wavelengths into focus on the retina.
Click here to see the full journal paper.
The winter aggregation of Giant Australian Cuttlefish in South Australia is regarded as one of the most spectacular natural history events in Australian marine waters.
Cuttlefish appears out of nowhere!
The striped pyjama squid, Sepioloidea lineolata, is one of just a few known poisonous cephalopods.
The dramatic coloration of the species may be a form of aposematism, a warning signal that the species is poisonous.