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 ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Argonauts (Cephalopoda: Argonautidae) are a group of rarely encountered open-ocean ...

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 ...

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 ...

Even if you don’t care much for marine invertebrates, you gotta love Cephalopods. Squid, octopus, nautilus, cuttlefish, they have the stylish panache and quirky evolutionary innovations that other ...

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 ...

Argonauta Argo is an octopus but not quite the typical one. Even the sound of its name suggests that it is more intriguing than you would expect. The female species can create a protective shell for ...