Scientists are studying how the argonaut octopus evolved the ability to produce a floating shell-like structure to care for its offspring. By Sofia Quaglia Argonauta Argo is not a typical octopus.

1. Not a nautilus The paper nautilus (Argonauta spp.) is actually an octopus. 2. The shell The shell is actually an egg incubator. Females make it themselves by secreting a form of calcium, creating a ...

While on Muizenberg Beach, Dr Tess Gridley, the principal scientist and co-founder of the environmental conservation organisation Sea Search, encountered a paper nautilus octopus. Also known as ...

The female nautilus, also known as an argonaut, is an octopus that constructs its own ornate shell or egg case from a substance it secretes from two of its eight tentacles. From a distance, the shells ...

The argonauts are a group of octopuses unlike any other. The females secrete a thin, white, brittle shell called the paper nautilus. Nestled with their arms tucked inside this beautiful, translucent ...

Octopuses in the genus Argonauta have shells on their body It is only the females that carry a shell The shell also plays the role of an egg case A tiny octopus with a shell of its own has puzzled ...

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