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 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 ...

I am writing in response to Charles Madigan`s front page story Dec. 16. It very accurately describes the singular beauty of the shell of the chambered nautilus, a feature shared by six species in the ...

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 ...