Nature: More info on why octopus is smart
Generally, people who know them know that octopus/some squid are smart, compared to many similar life forms, but the mechanics by which their intelligence is mediated was unknown. Now, from Nature: Octopus genome holds clues to uncanny intelligence: DNA sequence expanded in areas otherwise reserved for vertebrates. With its eight prehensile arms lined with suckers, camera-like eyes, elaborate repertoire of camouflage tricks and spooky intelligence, the octopus is like no other creature on Earth. Added to those distinctions is an unusually large genome, described in Nature1 on 12 August, that helps to explain how a mere mollusc evolved into an otherworldly being. … Surprisingly, the octopus genome turned out to be almost as large as a human’s and to contain Read More ›