16th Annual Smithsonian Magazine Photo Contest Natural World

Argonauts, also known as paper nautilus, referring to its paper-thin eggcase that females secrete. They are pelagic octopuses. It is ranked highly on every blackwater photographers' wish list.

Photo Detail
Date Taken: 11.2018
Date Uploaded: 11.2018
Photo Location: Philippines
Camera: Canon EOS 5D Mark IV
Copyright: © Lilian Koh
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