“Sperm Worms”: How Male Argonauts Taught Scientists About Octopus Sex

“Sperm Worms”: How Male Argonauts Taught Scientists About Octopus Sex

Argonaut octopuses are best known for what appears to be a beautiful, delicate spiral shell. We now know that female argonauts spend their whole lives growing these thin ‘shells’, which they use as buoyant submersibles and as brood chambers for their eggs. But what about male Argonauts? For hundreds of years, no one ever saw…

Should You Pick Up An Argonaut Octopus Hitchhiker? Let’s Find Out!

Should You Pick Up An Argonaut Octopus Hitchhiker? Let’s Find Out!

Have you ever heard of an octopus hitchhiker going for a ride on a jellyfish? It’s wild but true! Danna Staaf, the author of Monarchs of the Sea, is here to share her knowledge of Argonauts and their method of transportation. Let’s give her a big howdy Octonation! Suppose you’re a gelatinous marine creature like…

The Eyes Of The Octopus Vulgaris: Let’s Take A Peek!
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The Eyes Of The Octopus Vulgaris: Let’s Take A Peek!

Octopuses share a very peculiar feature that, despite quickly catching observers’ attention, is rarely spoken of… their eyes. Yes! They are round, prominent, and reveal their relentless curiosity. Taking our star student, the Octopus vulgaris, as a reference here, we will review this intriguing organ from the inside out to better understand how octopus’ eyes…