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  1. Wikipedia
    https://en.wikipedia.org › wiki › Blue-ringed_octopus

    Blue-ringed octopus - Wikipedia

    • Blue-ringed octopuses, comprising the genus Hapalochlaena, are four extremely venomous species of octopus that are found in tide pools and coral reefs in the Pacific and Indian oceans, from Japan to Australia. They can be identified by their yellowish skin and characteristic blue and black rings that can change color dramatically when the animal is threatened. They eat … 展开

    Classification

    The genus was described by British zoologist Guy Coburn Robson in 1929. There are four confirmed species of Hapalochlaena, and six possible but still undescribed species being researched:
    • … 展开

    Behavior

    Blue-ringed octopuses spend most of their time hiding in crevices while displaying effective camouflage patterns with their dermal chromatophore cells. Like all octopuses, they can change shape easily, which allows the… 展开

    Blue Ringed Octopus - Description, Habitat, Image, Diet, Interesting Fa…
    Everything you should know about the Blue Ringed Octopus. The Blue Ringed Octopus is a beautiful octopus - and the most venomous cephalopod in the world.
    Animals Network · https://animals.net/blue-ring…
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