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 ...

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 ...

WASHINGTON (CN) – Noting that “hundreds of thousands” of nautilus shells are traded yearly, the National Marine Fisheries Service has proposed the chambered nautilus for Endangered Species Act listing ...

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 ...

A marine biologist documented her rescue of a rare paper nautilus, “one of the ocean’s weirdest animals,” as she helped the cephalopod find its way back into deeper waters. Australian marine biologist ...